- 't Hoen, André to (?), Alfonso III, King of Asturias
- (?), Alfonso III, Rey de Aragón to (?), Ann
- (?), Ann to (?), Aqueline
- (?), Arabella Lucy to (?), Boris, Prince Gorbaty-Shiuskii
- (?), Borislav II 'the Pious', Duke of Bohemia to (?), Charlotte
- (?), Charlotte to (?), Dena
- (?), Denise to (?), Edith
- (?), Edith to (?), Elizabeth
- (?), Elizabeth to (?), Ellen
- (?), Ellen to (?), Felicia
- (?), Felicity to (?), Gillian Margaret
- (?), Gillicallum to (?), Harold
- (?), Harold 'Harefoot' to (?), Inge
- (?), Inge 'the Elder' to (?), Jane
- (?), Jane to (?), Joanne
- (?), Joanne to (?), Lambert, King of Italy
- (?), Lamicho to (?), Magnus
- (?), Magnus 'the Good' to (?), Margareta
- (?), Margareta to (?), Mary
- (?), Mary to (?), Mathgamna
- (?), Mathilda to (?), Ngaire
- (?), Niall to (?), Petronilla
- (?), Petronilla to (?), Romanus
- (?), Romanus II, Emperor of Constantinople to (?), Selina
- (?), Semyon, Prince of Suzdal to (?), Sæbald
- (?), Sæbbi, King of Essex to (?), unknown
- (?), unknown to (?), unknown wife
- (?), unknown wife to (?), Ursula
- (?), Ursula to (?), Áed 'Oirdnide'
- (?), Áed 'Oirdnide', High King of Ireland to Abbeville, Jeanne d'
- Abbey, Christine Susan to Abbott, Joseph
- Abbott, Joseph to Abdy, Anthony Thomas
- Abdy, Anthony Thomas, 3rd Bt. to Abel Smith, William Walter
- Abel, Edward to Abercromby, Elizabeth
- Abercromby, Elizabeth to Abergavenny, Lord (Giles)
- Abergavenny, Lord (Henry) to Abinger, Elizabeth
- Abington, Mary to Abraham, Thomas Edwin Bidwell
- Abraham, Thomas Nelson to Acheson, Mary
- Acheson, Mary to Acland, Agnes Henrietta
- Acland, Agnes Lucy to Acland, John
- Acland, John to Acland-Troyte, Reginald Henry Dyke
- Acloque, Alexander John Sebastian to Acton, Maria Eleonora Carlotta
- Acton, Maria Guglielmina Margherita Laura Enrichetta to Adair, Isobel
- Adair, J. E. to Adam, Zena Moyra
- Adamacz, Ferenc to Adams, Christopher Stephen
- Adams, Clara Amy to Adams, George Evelyn
- Adams, George Gammon to Adams, Kathryn
- Adams, Kathryn Frances to Adams, Rea Marion
- Adams, Rebecca to Adams-Beck, Mary Elizabeth Helen
- Adams-Connor, Eileen Laura to Adcock, Valerie Cynthia
- Adda, Angharad ferch to Addinell, William
- Addington, 1st Baron, of Addington, Buckinghamshire (John Gellibrand) to Addis, William Stewart
- Addison, 1st Baron, of Stallingborough, co. Lincoln (Christopher) to Adeane, William
- Adebowale, Baron, of Thornes in the County of West Yorkshire (Victor Olufemi) to Aehrenthal, Pauline von
- Aer, Hugh fitz to Agar, Jessie Harriet
- Agar, John to Agnelli, Virginia Asia
- Agnew Larios, Fulke Quentin Ernesto to Agnew, Elizabeth Moran
- Agnew, Ellen to Agnew, Malcolm
- Agnew, Malinda to Agnew, unknown child
- Agnew, unknown child to Ahr-Hochstaden, Margareta von
- Ahradsen, Marjorie to Ailsa, Marchioness of (Mary)
- Ailwyn, 1st Baron, of Honingham, co. Norfolk (Ailwyn Edward) to Aird, Kate
- Aird, Kenneth to Aitchison, Winifred Helen
- Aitchison-Denman, Marion to Aked, Susan Diana
- Akehurst, Dennis to al-Naqib, Akram
- al-Said, Fayer bin Taimur to Alberti, Margarita
- Albertini da Prato, Maddalena degli to Alcobia y Luz, Juan Pedro
- Alcocer y Cervellón, Gaspar de to Aldborough, William
- Aldcorn, Mary Hall to Aldred, Susan Valerie
- Aldrich, Agnes Maria to Alemannien, Segarde von
- Alen, 1st Baronet, of St. Wolstons, co. Kildare (Thomas) to Alexander, Anne
- Alexander, Anne to Alexander, Elisabeth Maud
- Alexander, Elisabeth Rebecca to Alexander, James Arthur Francis
- Alexander, James Brace to Alexander, Marion Bethia
- Alexander, Marjorie to Alexander, Sheila
- Alexander, Shirley Margaret to Alford, Samuel
- Alford, Samuel (Reverend) to Alison, unknown daughter
- Alix, Charles Peter to Allanson-Winn, Thomas Frederick George
- Allanton, Isabel of to Allen, Angela Heloise
- Allen, Anita to Allen, Eleanor
- Allen, Eleanor to Allen, Hilda
- Allen, Hilda Suzanne to Allen, Lancelot
- Allen, Laura Charlotte to Allen, Rebecca
- Allen, Rebecca Charlotte to Allen, William H.
- Allen, William Henry to Alleyne, Jane Gay
- Alleyne, John to Allin, William
- Allingham, Anne to Allott, Wayne
- Alloway, Florence G. to Almond, Penelope Jane
- Almont, Jean Albert d' to Alston, Marion
- Alston, Mary to Altenburg, Prinz von (Peter Friedrich)
- Altenburg, Prinz von (Philipp Maria Paul) to Altounyan, Susan A.
- Altrenhain, Clare to Alyngton, William
- Alzaga Unzue, Macoco to Amery, Una
- Ames, Alexander Millington to Amis, William Robert
- Amler, Sarah to Amsberg, Wilhelm Karl Friedrich August Louis von
- Amschel, Samuel Ben to Ancketill, William Robert
- Ancliffe, George Ernest to Anderson, Austin Innes
- Anderson, Ava Courtenay to Anderson, Elizabeth Hutton
- Anderson, Elizabeth Jane to Anderson, James Carew O'Gorman
- Anderson, James Donaldson to Anderson, Margaret Louise
- Anderson, Margaret Minette Rohais to Anderson, Shirley
- Anderson, Sophia Esme to Anderton, William Michael Ince
- Andes, Elie N. to Andrews, Alice Emmeline
- Andrews, Alrick to Andrews, James Walker
- Andrews, James William Joseph to Andrews, Sally
- Andrews, Sally to Angas, Michael Fife William
- Ange, Jean Marie, Chevalier Martin des Pallières to Angove, William Collier
- Angrand, Amelia Jane to Anhalt-Bernburg, Friederike Prinzessin von
- Anhalt-Bernburg, Friedrich Albrecht Prinz von to Anhalt-Dessau, Wilhelm Gustav von
- Anhalt-Dessau-Köthen, Herzog von (Leopold IV Friedrich) to Anjou, Ermengarde d'
- Anjou, Ermengarde d' to Annaly of Annaly and Rathcline, Marye Isabel
- Annaly of Tenelick, 1st Baron, co. Longford (Henry) to Annesley, Caroline
- Annesley, Caroline to Annesley, Mabel Sydney Augusta Katherine
- Annesley, Mabel Wilhelmina Frances to Anscombe, Philip Hayward
- Ansdell, Carol W. to Anson, George
- Anson, George Augustus to Anstey, William Jones
- Anstice, Alice Rosemary Graham to Anstruther, Philip
- Anstruther, Philip to Antioch, Raymond of
- Antisell, Eliza to Antrobus, Walter Guy
- Antunes, Annibal-Jorge to Appleton, William, 5th Bt.
- Appletree, Margaret to Aquitaine, William 'the Troubadour'
- ar, Gertrude Uhthoff to Arbuthnot, Bernard Kieran Charles
- Arbuthnot, Capel Robert to Arbuthnot, Marcia
- Arbuthnot, Marcia Emma Georgiana to Arbuthnott, Elizabeth
- Arbuthnott, Elizabeth to Arbuthnott, William, 12th Viscount Arbuthnott
- Arcedeckne, Andrew to Archdale, Leslie
- Archdale, Lettice to Archdall, Louisa Sutton
- Archdall, Margaret to Archer, Fulbert Astley
- Archer, Fulbert l' to Archer, Winifrede
- Archer-Burton, Burton to Arco-Zinneberg, Leopoldine
- Arco-Zinneberg, Leopoldine Gräfin von und zu to Arden, George Alwyne Hills
- Arden, George Edward to Ardilaun of Ashford, Baroness (Olivia Charlotte)
- Ardill, Caroline to Argentine, William de
- Argento, Annella to Arkwright, Charles
- Arkwright, Charles to Arlington, Ida Leonora Adalina Beatrice
- Arliss, Florence to Armitage, Philip
- Armitage, Philip Michael to Armstrong, Dora Helen
- Armstrong, Doreen to Armstrong, John Henry
- Armstrong, John Herbert to Armstrong, Walter Stanley
- Armstrong, Walter Wright to Armytage, William
- Armytage, William to Arnold, Sydney, 1st and last Baron Arnold
- Arnold, Tamara to Arnott, William, 1st of Mugdrum
- Arnott-Fitzgerald, Emily Jane to Arrowsmith, Stephen
- Arroyave, Anselmo de to Arthur, Mary
- Arthur, Mary to Arundel, Elizabeth
- Arundel, Elizabeth to Arundell, John
- Arundell, John to Asbeck, Willem Dirk Henrik Baron van
- Asbjornsdottir, Margaret to Ashburnham, Anchitel Fleetwood
- Ashburnham, Anchitel, 8th Bt. to Ashburton, Baroness (Sarah Cornelia)
- Ashbury, Edgar B. to Ashfield, unknown son
- Ashford, 10th Baron, of Ashford, Kent (Rufus Arnold Alexis) to Ashley-Cooper, Zara Emily Tove
- Ashlin, Louisa Ellen to Ashton, Winifred Mary
- Ashton, Yolande Georgina Marie-Micheline to Aske, Vera
- Askell, Mary to Aspinall, William Henry Harry
- Aspinwall, Carol Jane to Assheton, Christine Anne
- Assheton, David Nicholas to Astell, Wynyard
- Asti, Giuseppe d' to Astley, Margaret
- Astley, Margaret Lily to Aston, Major William
- Aston, Margaret to Astor, Phyllis
- Astor, Polly Michael to Atherton, Judith Margaret
- Atherton, Juliet Patricia to Atkin, John Drew
- Atkin, John Thomas to Atkinson, Anna
- Atkinson, Anna to Atkinson, Jackson Wray
- Atkinson, James to Atkinson, unknown daughter
- Atkinson, unknown daughter to Attlee, John
- Attlee, John to Aubrey, John, 2nd Bt.
- Aubrey, John, 3rd Bt. to Auchinleck, Sarah
- Auchinleck, Sarah to Audley, Henry
- Audley, Hugh, 1st and last Earl of Gloucester to Auguin, Martha Henrietta d'
- August, George Alfred Bagley to Austen, Mary Jane
- Austen, Matilda Sophia to Austin, Rosamira Murray
- Austin, Rosemary Dorothea to Avenant, William d'
- Avenbury, Maud de to Avranches, Vicomte d' (Richard)
- Avril, Léon to Aykroyd, George Hammond
- Aykroyd, George Jack to Aylmer, Annie
- Aylmer, Annie Hall to Aylmer, Isabella
- Aylmer, Isabella to Aylmer, Winifred Claire
- Aylmer-Hall, Carole Margaret to Ayscough, William
- Aysh, John Dunning to Baber, William
- Babham, John to Babington, Frances
- Babington, Frances to Babington, Philip Alton James
- Babington, Phoebe to Bachrach, Fabian
- Baciocchi, Angela Maria to Bacon, 8th Baronet, of Redgrave, co. Suffolk (Edmund)
- Bacon, 9th Baronet, of Mildenhall, co. Suffolk (Edmund) to Bacon, Lydia
- Bacon, Margaret to Baddeley, Paul Allan
- Baddeley, Paul Bernard to Baden-Durlach, Markgraf von (Georg Friedrich)
- Baden-Durlach, Markgraf von (Jakob III) to Bagenal, George
- Bagenal, George to Bagge, Pleasance Grace Rose
- Bagge, Ralph to Bagnall-Oakeley, William Ralph
- Bagnani, Florence to Bagot, Emily
- Bagot, Emily Georgiana to Bagot, William
- Bagot, William to Bagwell, William Henry
- Bagwell-Purefoy, Arthur Edward to Bailey, Elizabeth Mary
- Bailey, Elizabeth Shân Josephine to Bailey, Michael Abe
- Bailey, Michael Frederick to Baillie, Catherine
- Baillie, Catherine to Baillie, Maria Ann
- Baillie, Maria Henrietta to Baillie-Hamilton, Molly Henrietta Buchanan
- Baillie-Hamilton, Nora Constance to Baillieux, Sarah
- Baillo y Perez Cabello, Cecilia to Bainbridge, Harold Edward
- Bainbridge, Hazel to Baird, Anna
- Baird, Anne to Baird, Mary
- Baird, Mary Elizabeth to Baker, Allen
- Baker, Allen to Baker, Elizabeth
- Baker, Elizabeth to Baker, Hugh Cossart
- Baker, Hugh Cossart to Baker, Mary Elizabeth
- Baker, Mary Elizabeth to Baker, Violet Edith Henniker
- Baker, Virginia to Balck, Victor Gustaf
- Balck-Foote, Christopher Andrew to Baldwin, John Lindsay Alexander
- Baldwin, John Noel Anthony to Balfe, Walter
- Balfe, Walter to Balfour, Edward William Sturgis, 9th of Balbirnie
- Balfour, Edward, 8th of Balbirnie to Balfour, John
- Balfour, John to Balfour, Ruth
- Balfour, Ruth to Ball, Charles Arthur Kinahan, 2nd Bt.
- Ball, Charles Bent, 1st Bt. to Ball, Robert
- Ball, Robert to Ballarin, Sarah Jane Helen
- Balldington, Isabel to Balmerinoch, Master of (Hugh)
- Balmford, Blanche to Balzo, Vincenzo, 3rd Barone di Schiavi
- Bamber, 1st Lord of (William) to Bampfylde, Violet Marcia Catherine Warwick
- Bampton, Charlotte to Band, Susan Maeve
- Bandales, Stephen John to Bankes, Eustace Ralph
- Bankes, Fiona Gillian to Banks, Thomas
- Banks, Thomas to Bannerman, Mordaunt
- Bannerman, Mordaunt Francis to Bar, Yolante de
- Bar-Mousson, Agnes, Comtesse de Blâmont to Barber, Vera Doris Madeline
- Barber, Violet to Barclay, Anna Marie
- Barclay, Anna-Rose to Barclay, Harriet Jane
- Barclay, Harriette Alicia to Barclay, Rachel Juliana
- Barclay, Rachel Mary to Barcroft, Ethel
- Barcroft, Frances to Bardolf, William, 4th Lord Bardolf
- Bardolfe, Edward to Baring, Alexander, 1st Baron Ashburton
- Baring, Alexandra Grace to Baring, Hugo Charles
- Baring, Hugo John to Baring, unknown daughter
- Baring, unknown daughter to Barker, Clive Anthony
- Barker, Constance to Barker, Mary
- Barker, Mary to Barkham, William, 3rd Bt.
- Barking, Matilda of to Barlow, Elizabeth
- Barlow, Elizabeth to Barlow, Rebecca Nora
- Barlow, Richard to Barnard, Georgina Leonora
- Barnard, Gerald Charles Victor Cary to Barnato-Kahan, Ceril Diana
- Barnbarroch, Lord (Patrick) to Barnes, James Parkinson
- Barnes, Jamie to Barnett, Darren P.
- Barnett, David Francis to Barnewall, Annie
- Barnewall, Anthony to Barnewall, Marcella
- Barnewall, Marcella to Barnham, Thomas
- Barnham, Ursula to Barraclough, William
- Barragan Benavides, Juan de to Barratt, William James
- Barrau, Evelien to Barrett, Lorilee Faye
- Barrett, Louisa Charlotte Wolseley to Barrett-Lennard, Elizabeth
- Barrett-Lennard, Elizabeth Amelia to Barrett-Lennard, Thomas, 3rd Bt.
- Barrett-Lennard, Timothy Stewart to Barrington, Jane
- Barrington, Jane to Barron, Catherine
- Barron, Catherine Lucinda to Barron, Stephen
- Barron, Stephen to Barrow, Mary
- Barrow, Mary to Barry, Anne
- Barry, Anne to Barry, Elaine Christine
- Barry, Eleanor to Barry, James
- Barry, James to Barry, Margaret
- Barry, Margaret to Barry, Ronald Tress
- Barry, Rosalind Grace to Barry-Briant, Sheila A.
- Barry-Chambers, Evelyn Lorna Elliot to Barthorp, Victoria Mary
- Barthropp, Alfred Shafto to Bartlett, Vivien Elizabeth Willoughby
- Bartlett, Wendy Daniels to Barton, Edith Catherine
- Barton, Edith Lilla to Barton, John Seddon
- Barton, John Watson to Barton, Thea
- Barton, Thelma to Barttelot, John
- Barttelot, John to Barwick, William
- Barwick-Ward, Annabel Jane to Bass, William Arthur Hamar, 2nd Bt.
- Bass, Wilmot Ida Noreen to Basset, William Fortescue
- Basset-Chercot, Agnes Marie Monique to Bastian, William
- Bastide, Charlotte to Bateman, Emma Louise
- Bateman, Esther to Bates, Frances Henrietta
- Bates, Frederic Alan to Bateson-Yarburgh, Robert Wilfred
- Batesonin, Fiona to Bathurst of Battlesden, Baroness (Catherine)
- Bathurst, 1st Baronet, of Lechlade, co. Gloucester and of Farrington, co. Oxford (Edward) to Bathurst, Richard
- Bathurst, Robert to Batten, William Henry
- Battenberg, Alexander Albert von to Battye, Wynyard
- Batwell, Jane to Baury, Marie Noelle
- Bausch, Jill Marion to Baxter, Edward
- Baxter, Edward to Bayern, Brigitta von
- Bayern, Bruno von to Bayern, Marie Sophie Herzogin in
- Bayern, Marie Sophie in to Bayern-Straubing, Wilhelm IV von
- Bayerstorff, Baronin von (Marie-Anne-Sophie) to Bayley, Isaac Fenton
- Bayley, Isabel to Bayliss, William
- Bayliss, William Jesse to Bayly, Frederic
- Bayly, Geoffrey Armytage to Bayly, Patrick Uniacke
- Bayly, Paul to Baynes, Roderick Walter
- Baynes, Ronald Christopher to Bazalgette, Evelyn
- Bazalgette, Evelyn P. to Beachus, Timothy James
- Beachy-Head, Gladys to Beale, Marian Mercy
- Beale, Martha to Beamish, Charles Lenny
- Beamish, Charles Noel Bernard to Beamish, Harold Alfred
- Beamish, Harold Delacour to Beamish, Mary Helena Dring
- Beamish, Mary Jane to Beamish, Winifred Geraldine
- Beamish, Winifred Gladys to Bearman, John Garland
- Bearn, Emily to Beatty, Countess (Anoma Corinne)
- Beatty, Countess (Diane Kirk) to Beauchamp, Dora
- Beauchamp, Dorothy Joan to Beauchamp, Olive
- Beauchamp, Oliver de to Beauclerk, Charlotte
- Beauclerk, Charlotte to Beauclerk, Yontan
- Beauclerk-Dewar, Alexandra Hermione Sarah to Beaulac, Michael Brian
- Beaulah, John to Beaumont, Edward
- Beaumont, Edward to Beaumont, Jane
- Beaumont, Jane to Beaumont, Rotrou de
- Beaumont, Rupert Kendall to Beavan, unknown daughter
- Beave, Daniel O'Sullivan to Becher, Edward Cranfield
- Becher, Edward French to Becher, Mary
- Becher, Mary to Beck, Evelyn Frances Adams
- Beck, Florence Amelia to Beckett, Hélène Agnes
- Beckett, Isabelle to Beckmann, Tom Folke
- Beckton, Christina to Bedell, Thomas
- Bedey, Ricarda to Bedingfeld, Ursula
- Bedingfield, Alice to Beechey, Winifrede Lucy
- Beeching, Andrew John to Beet, Una
- Beetham, Annie Palmer to Begbie, Thomas Stirling (Colonel)
- Begg, Althea to Belaieff, William Serge
- Belalcazer, Francisco de to Belgique, Joséphine Caroline Marie Albertine, Princesse de Belgique
- Belgique, Joséphine Marie Stéphanie Victoire, Princesse de Belgique to Bell, Amy Blanche
- Bell, Amy Caroline to Bell, Elisabeth Mary
- Bell, Eliza to Bell, Isabella Ross
- Bell, Isla Elizabeth to Bell, Margaret Jeanette
- Bell, Margaret Miller to Bell, Ronald
- Bell, Rosalind Boultbee to Bell-Irving, Williamina
- Bell-Whiteford, Isabella to Bellendine, Katherine
- Bellenger, Annette Elizabeth to Bellew, Sibyl de
- Bellew, Sophia to Bellingham, Josephine Maude
- Bellingham, Juanita Maude to Bellows, Bryan
- Bellpuis, Juana to Bemcourt, Anna Maria
- Bempden, Aegedis van den to Benckendorff, Samantha Palgrave von
- Benckendorff, Simon Anthony von to Benham, William
- Beniac, Andrew to Benn, Zvia
- Bennard, Edith Ellen to Bennett, Alison
- Bennett, Alison Hilda to Bennett, Ellen Jane
- Bennett, Elsie to Bennett, John Barter
- Bennett, John Edward to Bennett, Reginald
- Bennett, Reginald Frederick Brittain to Bennett-Jones, William James
- Bennett-Powell, C. E. to Bennison, Norman Richard Jeffs
- Bennison, Patricia Agnes to Benson, Gertrude Constance Cockburn
- Benson, Gertrude Octavia to Bent, unknown daughter
- Benthall, Arthur Paul to Bentinck, Elizabeth Adriana
- Bentinck, Elizabeth Mary Wilhelmina to Bentley, Nancy
- Bentley, Pamela Mary to Bercroft, William
- Berdez, Emma Lina Wilhelmina to Beresford, Charles William de la Poer, 1st and last Baron Beresford
- Beresford, Charles Windham de la Poer to Beresford, John
- Beresford, John to Beresford, Sydney Julia
- Beresford, Sydney May de la Poer to Berg, Michelle Jean
- Berg, Nikolaus to Berghe von Trips, Mechtilde
- Bergheim, Gottfried zu to Berkeley, Clement
- Berkeley, Clement Alfred Hue to Berkeley, Joan
- Berkeley, Joan to Berkeley, Rowland
- Berkeley, Rowland to Bermingham, Elizabeth
- Bermingham, Elizabeth to Bernadotte, Eugen Napoleon Nicholas, Duke of Närke
- Bernadotte, Eugenie to Bernard, Dorothy
- Bernard, Dorothy to Bernard, Rose
- Bernard, Rose Antoinette to Berney, Elizabeth
- Berney, Elizabeth to Berridge, Sarah Julia
- Berridge, Susan Bristowe to Berry, Philippa Jane
- Berry, Priscilla Faith to Bertie, Elizabeth Anne
- Bertie, Elizabeth Constance Mary to Berton des Balbes, Louis I de
- Berton, Beatrix de to Bessborough, Countess of (Roberte)
- Besse, Huegette de la to Best, Martha
- Best, Mary to Betham, William
- Bethel, Albert Moore to Bethell, Zoe Melisande Slingsby
- Bethell-Codrington, Alice Emily Georgiana Olivia to Bettau, Comte de (Eberhard)
- Bettelley, Roselle to Bevan, David Augustus
- Bevan, David Gerald to Bevan, Morier Geoffrey Bosanquet
- Bevan, Nancy Isabel to Bevill, William
- Beville, Charles to Beytagh, Sarah
- Bezant, Kate Elizabeth to Bibesco, Priscilla Helen Alexandra
- Bibesco-Stirbey, Helene to Bicknell, William Lawrence
- Bicocchi, Marzia to Biddulph, Harriet
- Biddulph, Harriett to Biddulph, Thomas Harry Symons
- Biddulph, Thomas Shrapnel to Bigg, Tony
- Bigg, Wilfrid Howard to Bigham, James Edward Conway
- Bigham, Joanna Dorothy Corsica Grey to Billing, Thomas
- Billing-Lewis, Edward to Bindon, William Aubrey
- Bine, Frances to Bingham, Emma
- Bingham, Emma Dorothy to Bingham, Rose
- Bingham, Rose Catherine Kavanagh to Binny, Elizabeth Amelia
- Binny, Elizabeth Maria to Birch, Edward
- Birch, Edward to Birch, Thomas
- Birch, Thomas to Bird, Garth Raymond Godfrey
- Bird, Geoffrey to Birdwood, James
- Birdwood, James to Birkett, Zephyrine Zenaida (Hon.)
- Birkin, 1st Baronet, of Ruddington Grange, Nottingham (Thomas Isaac) to Birley, William Hornby
- Birmingham, Edward to Biscoe, Frederick
- Biscoe, Frederick to Bishop, Milo fitz
- Bishop, Minnie to Bisset, Mary
- Bisset, Mary to Blaauw, Zoe
- Blaber, Carol Ann to Black, John Jeremy
- Black, John Malloy to Blackall, Henry William Butler
- Blackall, Hester to Blackburne, Gilbert Ireland
- Blackburne, Gilbert Ireland Montagu to Blacker, William Stewart
- Blacker-Douglas, Alice to Blackett, Winifred
- Blackett-Ord, Alice Jane to Blacklow, Ralph
- Blackman, Alice to Blackwell, William Richard
- Blackwood of North Oxford, Baroness, of North Oxford in the County of Oxfordshire (Nicola Claire) to Blackwood, William Stear
- Blackwood-Price, James to Blair, Charles
- Blair, Charles to Blair, Timmie
- Blair, Tony to Blake, Caroline
- Blake, Caroline Alexandria to Blake, Francis Stanton
- Blake, Francis Thomas to Blake, Juliana
- Blake, Juliana to Blake, Olivia Mary
- Blake, Pamela to Blake, Walter Arthur
- Blake, Walter Augustus to Blakeney, Henry Owens
- Blakeney, Henry Persse to Blaker, Peter Allan Renshaw, Baron Blaker
- Blaker, Reginald, 2nd Bt. to Blakiston, Susan Margaret
- Blakiston, Theodora to Bland, Annabella
- Bland, Anne to Bland, Mary Evelyn
- Bland, Mary Green to Blandy, Susan Christine
- Blandy, Sydenham Harvey Brancker to Blatch, William Harald
- Blatchford, Mary to Bledisloe, Viscountess (Joan)
- Bledlowe, John to Blennerhassett, Daniel
- Blennerhassett, Dawn to Blennerhassett, John Frederick
- Blennerhassett, John Henry to Blennerhassett, Thomas Richard
- Blennerhassett, Thomas William to Bligh, George
- Bligh, George Miller to Blithfield, Richard de
- Blitz, Polly Jane to Blois, Matilda de
- Blois, Matilda de to Blomfield, Sara Louisa
- Blomfield, Simon to Blood, Frederika
- Blood, George to Blood, Susan Kathleen
- Blood, Susannah Snowden to Bloomfield, Lydia Frances
- Bloomfield, Olivia Caroline, Baroness Bloomfield of Hinton Waldrist to Blount, Lister
- Blount, Lora to Blucher von Wahlstatt, Wanda Gräfin
- Blucher, Adolph Leslie to Blundell, Sarah Ann
- Blundell, Sicele Agnes to Blunt, Elizabeth
- Blunt, Elizabeth Anne to Blyth, Caroline
- Blyth, Caroline Ruth to Board, William
- Boardley, Anthony Woodington to Bocskay de Felsö-Banya, Katalin
- Boddam, Agatha Eliza to Bodine, Victoria
- Bodington, Ailleen Mary to Boeselager, Teresa Baronin von
- Boessiere-Thiennes, Nathalie de la to Boguns, Nicholas
- Boguth, Hildur to Boileau, Chica Patricia
- Boileau, Christopher Guy to Boissevain, Kyra Inina
- Boissevain, Laurens Rijnhart to Boldero, Richard
- Boldero, Richard to Bolitho, Maria
- Bolitho, Maria Caroline to Bolton, Brian Leslie
- Bolton, Brigadier Lyndon to Bolton, William
- Bolton, William to Bomford, Winifred Dora
- Bomhard, Christa von to Bonas, Winifred
- Bonaventuri, Bianca to Bond, Joseph
- Bond, Joy to Bondy, Caroline
- Bone, Eric to Bonham, Samuel George, 1st Bt.
- Bonham, Sarah to Bonnor, Sarah Ellen
- Bonnor-Maurice, Charlotte Emily to Booker, Maureen
- Booker, Patricia to Boot, William
- Boote, Charles to Booth, Elizabeth
- Booth, Elizabeth to Booth, Jane
- Booth, Jane to Booth, Mary Ann
- Booth, Mary Ann to Booth, William
- Booth, William to Boothby, John Henry
- Boothby, John Joseph to Bootle-Wilbraham, Yvonne
- Boots, Alexander to Borbone, Maria Amelia Teresa, Principessa delle Due Sicilie
- Borbone, Maria Amelia, Principessa di Borbone delle Due Sicilie to Borbón y Rich, Maria Luisa de
- Borbón y Ruiz, Leandro de to Boreel, Jacoba Margaretha Maria
- Boreel, Jacqueline Mary to Borgia, Vannozza
- Borgmann, Caroline Assheton to Boroviczeny de Kisvarda, Orsolya von
- Boroviczeny, Agnes von to Borries, Marguerite Cecilia von
- Borromeo Arese, Carlo to Borthwick, Archibald
- Borthwick, Archibald Patrick Thomas, 20th Lord Borthwick to Borthwick, Mary
- Borthwick, Mary to Borwick, Mary
- Borwick, Mary Anne to Bosanquet, Winifred Eyre
- Bosbach, Bernhard to Bosch Luro, Alberto
- Bosch Peralta Ramos, Maria Luisa to Bostock, Eric Norman
- Bostock, Felix Millington to Bosville Macdonald, Margaret
- Bosville Macdonald, Maria Anne to Bosworth-Smith, Richard Nevil
- Botana y Millares, Felix Ramon Julian to Bothe, William
- Bothmer zu Schwegerhoff, Alexander Adolf Anton Graf und Freiherr von to Bott, William Gibson
- Botta, Julia von to Bouden, Lillian
- Boudewijn, Anja Edith to Boula de Mareuil, Victoire Sophie Marie
- Boulakis, Joanna to Boulton, Charles
- Boulton, Charles to Bourbon, Charles IV de
- Bourbon, Charles IV, Duc de Vendôme to Bourbon, Nicolas
- Bourbon, Olivia de to Bourchier, William, Viscount Bourchier
- Bourcier, Andrew Charles to Bourgogne, Richard 'the Justicer' de
- Bourgogne, Richard, Duc de Bourgogne to Bourke, Geoffrey John
- Bourke, George Deane to Bourke, Robert, 1st and last Baron Connemara
- Bourke, Robert, 5th Earl of Mayo to Bourne, Hester
- Bourne, Hester Margaret to Boutershem, Oda van
- Bouth, Agnes Loretta to Bouwens, Theodore Frederick Thomas
- Bouwer, Daryl John to Bowater, William Vansittart
- Bowcher, Ceri Anne to Bowen, Bernadette Evelyn Grace
- Bowen, Bernard to Bowen, Margaret
- Bowen, Margaret to Bower, Helen Matilda
- Bower, Henrietta May Caribbea to Bowers, William
- Bowes of Clonlyon, 1st Lord, co. Meath (John) to Bowie, Valerie Ermyntrude
- Bowie, Virginia Frances to Bowlby, Thomas William
- Bowlby, Thomas William Salvin to Bowles, Zoe
- Bowley, Eva Gertrude to Bowne, William
- Bowness, Baron, of Warlingham in the County of Surrey and of Croydon in the London Borough of Croydon (Peter Spencer) to Bowyer, James, 3rd Bt.
- Bowyer, Jane to Box, William
- Boxall, Arthur to Boycott, Thomas
- Boycun, Alexandria Irene to Boyd, Ena
- Boyd, Euphemia to Boyd, Letitia
- Boyd, Lilian Adelaide Katherine Mary to Boyd, unknown
- Boyd, unknown to Boylan, Timothy Edward
- Boyland, John de to Boyle, Charles, 4th Earl of Orrery
- Boyle, Charles, Viscount Dungarvan to Boyle, Heather Ann
- Boyle, Helen to Boyle, Lucy Elizabeth
- Boyle, Lucy Isabella to Boyle, Sarah
- Boyle, Sarah to Boynton, William
- Boyrenson, Florence Augusta Marian to Brabant, Winifred Evelyn
- Brabant-Aarschot, Alix, Vrouwe van Aarschot to Brabazon, Mabel Elizabeth Mary
- Brabazon, Margaret to Bracebridge, William
- Bracegirdle, Dorothy I. to Bradbury, Grace Janet
- Bradbury, Gwefyl to Bradford, George
- Bradford, George to Bradley, Heather Alison
- Bradley, Heather Mary to Bradshaw, Hannah
- Bradshaw, Harriet to Brady, Eileen Mary
- Brady, Eleanor to Bragança, João Maria José Francisco Xavier de Paula Luis António Domingos Rafael
- Bragança, João V, Rei de Portugal to Brain, Walter Russell, 1st Baron Brain
- Braine of Wheatley, Baron, of Rayleigh in the County of Essex (Bernard Richard) to Bramley, William Hugh Carr
- Bramley-Moore, Ellaline to Brand, Janet
- Brand, Janet to Brandenburg, Wilhelm II von
- Brandenburg-Ansbach, Albrecht II Markgraf von to Brandolini d'Adda, Yasmin
- Brandolini, Maria to Brandt, Renée Clementine Elisabeth
- Branfill, Anne Eliza to Brasier, Mary
- Brasier, Mary to Brassey, Thomas
- Brassey, Thomas to Braunschweig-Grubenhagen, Wolfgang von
- Braunschweig-Göttingen, Adelheid von to Braunschweig-Lüneburg-Harburg, Wilhelm August von
- Braunschweig-Lüneburg-Kalenberg, Anne Sophie von to Brawley, Robert
- Brawley, Russell to Braybrooke, Gerald de
- Braye, 1st Lord (Edmund) to Breckenridge, Smith
- Breckinridge, Adelaide to Brehenny, Marjory Lorraine
- Brehm, Bernhard Rudolf Friedrich to Brenchley, Thomas Harman
- Brenchly, Geoff to Brereton of Leighlin, Baroness (Mary)
- Brereton, 'Black Jack' to Brereton, Henry
- Brereton, Henry F. G to Brereton, Thomas
- Brereton, Thomas to Breton, Mary
- Breton, Mary to Brett, Walter Kingsley
- Brett, Wilford to Brewis, Valerie Anne
- Brewitt, Doris Aileen to Brickwood, William
- Brideoak, John to Bridgeman, Reginald Francis Orlando
- Bridgeman, Richard to Bridges, John
- Bridges, John to Bridson, William Paul
- Brie, Edmund 'Crouchback' de to Brigg, William James
- Brigges, 1st Baronet, of Haughton, co. Salop. (Morton) to Bright, Helen Priestman
- Bright, Honora Phoebe Gertrude to Brims, Sarah Clare
- Brimsfield, Lord of, co. Gloucester (Elias) to Brinsmead-Stockham, Zelda Emily
- Brinson, Brooke Ashley to Brisco, Margaret
- Brisco, Mary to Briscoe, Mathew
- Briscoe, Matthew Robert to Bristow, Timothy Dominic Ian James
- Bristow, Vic to Broad, William Robert
- Broadbent, 1st Baronet, of Brook St., London and Longwood, co. Yorks (William Henry) to Broadwood, Mary Frances
- Broadwood, Mary Sylvestre Charlotte to Brocklebank, Charlotte Carissima
- Brocklebank, Christopher to Brockman, William Locke
- Brockmann, Julius von Raatz to Brodie, Emilia
- Brodie, Emilia to Brodie, unknown daughter
- Brodie, unknown of Brodie to Brodrick, Winifred Kathleen
- Brodsky, Jacob to Bromet, William Ernest
- Bromet, William Rhodes to Bromley, James Arthur
- Bromley, Jane to Brook, Martha Lyn
- Brook, Mary to Brooke, Camille
- Brooke, Carola Marion to Brooke, Gwynneth
- Brooke, H. L. to Brooke, Margaret
- Brooke, Margaret to Brooke, Thomas
- Brooke, Thomas to Brookes, William Percival
- Brookes-Cotterell, Anne to Brooks, Johanna
- Brooks, John to Brooksbank, Scott William
- Brooksbank, Sophia to Brotherton, Thomas, 1st Earl of Norfolk
- Brotherton-Ratcliffe, Alan Paul to Broughton, Amelia Lockyer
- Broughton, Amice Ivy Delves to Broughton, Marjorie Frances Delves
- Broughton, Mary to Broun, George
- Broun, George to Brouncker, Winifred
- Broune, Elizabeth to Brown, Becky
- Brown, Belinda Jane to Brown, Edward C. A.
- Brown, Edward Clifton to Brown, Hamish Alexander Douglas
- Brown, Hamish Rose MacArthur to Brown, John
- Brown, John to Brown, Marjorie
- Brown, Marjorie to Brown, Phoebe
- Brown, Phoebe Aimee to Brown, Thomas H.
- Brown, Thomas Meredith to Browne, Alice
- Browne, Alice Augusta to Browne, Catherine
- Browne, Catherine to Browne, Elizabeth
- Browne, Elizabeth to Browne, Gerald Ralph Desmond, 7th Earl of Kenmare
- Browne, Geraldine Henrietta Somerville to Browne, John
- Browne, John to Browne, Marjory Maud
- Browne, Mark to Browne, Prudence
- Browne, R. B. Wylde to Browne, Ursula Isabel
- Browne, Valentine to Browning, Christina
- Browning, Christopher to Brownjohn, Simeon Dowell
- Brownlee, Carola Evelyn to Brownlow, William, 1st Bt.
- Brownlow, William, 3rd Baron Lurgan to Bruce of Torry, 9th Lord (Charles)
- Bruce of Tottenham, 10th Baron, Wiltshire (Michael Sydney Cedric) to Bruce, Anne de
- Bruce, Anne Janette to Bruce, Doris
- Bruce, Dorothea to Bruce, Gladys
- Bruce, Gladys Caroline to Bruce, Jean Mariette Isabel Otway
- Bruce, Jean Stuart to Bruce, Margaret
- Bruce, Margaret to Bruce, Pauline Margaret
- Bruce, Pauline Mary to Bruce, unknown daughter
- Bruce, unknown daughter to Bruce-Pryce, Sarah Elizabeth
- Bruce-Purchase, Adrian to Brudenell-Bruce, Marc Hadrian
- Brudenell-Bruce, Marc Raymond Christopher to Brune, Mary
- Bruneau, Rita to Brunton, Zoraida Antoinette Mary
- Brunton-Lauder, Anne Stopford Agnes to Bryan, Felicity York
- Bryan, Francis to Bryant, Melody Genva
- Bryant, Norman William to Brydges, Winifred
- Brydon, D. to Buccleuch, Master of (Walter)
- Bucco, Adolf Nikolaus Freiherr von to Buchan, William, 4th of Auchmacoy
- Buchan-Hepburn, 1st Baronet (George) to Buchanan, Helen Hermione
- Buchanan, Helen Lalage to Buchanan, unknown of that Ilk
- Buchanan, Valerie to Buck, Rosemary Ann
- Buck, Roy to Buckle, Lorne
- Buckle, Lydia to Buckley, Victoria Gay
- Buckley, Virginia Rose to Bucknor, William
- Buckson, unknown to Buddle-Atkinson, Mabel
- Buddrudin, Gulshanbanu to Buffett, Eleanor Jean Ormsby
- Buffett, Elizabeth to Buffett, Thomas
- Buffett, Thomas to Bulgaria, Roman of
- Bulgaria, Sabin of to Bull, Jane Fleur Thérèse
- Bull, Joan to Bullen, Patrice
- Bullen, Patricia Ann to Buller, Warwick Augustus
- Buller, William to Bullock, William John
- Bullock-Marsham, Algernon James to Bulteel, James Courtenay
- Bulteel, James T. H. to Bunbury, Emily Louisa Augusta
- Bunbury, Emma Sarah to Bunn, Zella
- Bunness, Elizabeth Ann to Burbidge, Woodman
- Burbridge, Ann to Burder, Winifred Lilian M.
- Burdett, 10th Baronet, of Birthwaite, co. York (Henry Aylmer) to Burdett, Robert Hugo
- Burdett, Robert, 3rd Bt. to Burg Schuff, Konrad zu
- Burg Speckfeld, Albrecht zu to Burgess, Rachel
- Burgess, Rebecca to Burgh, Henry
- Burgh, Henry to Burgh, Thomas de
- Burgh, Thomas de to Burgoyne, Jane
- Burgoyne, Jane Anna Maria to Burke, Eliza Jane
- Burke, Elizabeth to Burke, Margaret
- Burke, Margaret to Burke, Zara Sheree
- Burke-Roche, Primrose Eda to Burn, Stanford
- Burn, Stanford to Burne, William Way
- Burne-Jones, 1st Baronet (Edward Coley) to Burnett, Anna Eliza Mary Ann
- Burnett, Anna Maria to Burnett, Maude Agnes
- Burnett, Monica to Burnham, Viscountess (Olive)
- Burnie, Kenneth A. McKercher to Burns, Winifred
- Burns-Hartopp, Anna Elizabeth to Burrell, Elizabeth Anne
- Burrell, Elizabeth Julia Georgiana to Burrough, Mary Emily J.
- Burrough, Mary Lucy to Burrowes, Loftus Otway
- Burrowes, Louisa to Burrows, Yvonne Winifred
- Burrus, Christian to Burton, Brenda
- Burton, Bridget Anne to Burton, Mary
- Burton, Mary to Bury, Charles
- Bury, Charles (or John) to Busby, William Beaumont
- Busca, Elena di to Bushe, Zara
- Bushehri, Ashraf ol-Molouk to Buswell, Pamela Gwendolyn
- Buszard, Marston to Butler, Albert
- Butler, Albert to Butler, Caroline Maude Blanche
- Butler, Caroline Roper to Butler, Edmund, 2nd Viscount Mountgarret
- Butler, Edmund, 3rd/13th Baron Dunboyne to Butler, Ellen
- Butler, Ellen to Butler, Helen
- Butler, Helen to Butler, James of Stockton
- Butler, James Perry George to Butler, Katherine
- Butler, Katherine to Butler, Mary
- Butler, Mary to Butler, Pierce Richard
- Butler, Pierce Rollo to Butler, Sophia
- Butler, Sophia Angelica to Butler, unknown son
- Butler, unknown son to Butler-Danvers, unknown
- Butler-FitzGerald, Frederick FitzGerald to Butt, Pauline Lillian
- Butt, Peter to Butterfield, William John Hughes, Baron Butterfield
- Butterick, Cerise Willard to Butts, William Minchin de
- Butturini, Andrew Anthony to Buxton, Geoffrey Fowell
- Buxton, Geoffrey Mungo to Buxton, Nathaniel
- Buxton, Nicholas Andrew to Buzzard, Rachel Mary
- Buzzard, Richard Bethune to Byl, Yvonne Doris van der
- Bylander, Sten to Byng, Julienne Wyllie
- Byng, Karen Elizabeth to Byrne, Eliza
- Byrne, Eliza to Byron of Rochdale, Baroness (Lucy Elizabeth Jane)
- Byron of Rochdale, Baroness (Mary) to Byrum, Therese Martini
- Byset, Isabel to Cable, William Noel
- Cable-Alexander, Claire to Caddell, Karen
- Caddell, Katherine to Cadman, Lucy Lloyd
- Cadman, Marguerite Betty to Cadogan, William, 1st Earl Cadogan
- Cadoux-Hudson, Daniel Patrick to Cahill, William James
- Cahiravahilla, 1st Viscount (Dominick) to Cairnes, James Christopher
- Cairnes, James Elliot to Cairns, Trevor
- Cairns, Ulla Agneta to Caldecott, John Andrew
- Caldecott, John Leslie to Caldwell, Lloyd
- Caldwell, Louisa to Callaghan, Jesse
- Callaghan, Jessica to Callender, William Stuart
- Caller, Harriett to Calver, Peter
- Calverd, unknown to Calvert, Michael
- Calvert, Michael Jeffrey Hugh to Cambridge, Charles Owen
- Cambridge, Charles Valance to Cameron, C.
- Cameron, Camilla Louise to Cameron, Heather
- Cameron, Heather to Cameron, Mary
- Cameron, Mary to Camidge, Thomas Simpson
- Camillo, Maria Camilla Giulia Francesca to Campbell, 4th Baronet (Michael Mussen)
- Campbell, 4th Baronet, of Aberuchill (Alexander) to Campbell, Alice
- Campbell, Alice to Campbell, Archibald
- Campbell, Archibald to Campbell, Caroline Margaret
- Campbell, Caroline Sophia to Campbell, Colin
- Campbell, Colin to Campbell, Dorothy Hatt Noble
- Campbell, Dorothy Jean Este to Campbell, Elizabeth
- Campbell, Elizabeth to Campbell, Fiona Madeline Hamilton
- Campbell, Fiona Mary to Campbell, Hamish Adair
- Campbell, Hamish Iain to Campbell, Isabella Barbara
- Campbell, Isabella Caroline to Campbell, Janet
- Campbell, Janet to Campbell, John
- Campbell, John to Campbell, Julia
- Campbell, Julia Anne to Campbell, Margaret
- Campbell, Margaret to Campbell, Marion of Strond
- Campbell, Mariot to Campbell, Maud Susan Rosemary
- Campbell, Maude to Campbell, Peter of Corries and Duiletter in Glenorchy
- Campbell, Peter Watson to Campbell, Susan
- Campbell, Susan to Campbell, Wilhelmina
- Campbell, Wilhelmina Mary to Campbell-Johnston, Malcolm C.
- Campbell-Johnston, Maud Fleming to Campello Anchorena, Violeta di
- Campello della Spina, Marie Désirée Eugénie Joséphine Philomène di to Camus, Victor Mornington
- Camville, 2nd Baron de (William) to Cane, William Arthur
- Canedo y Gonzalez-Longoria, Angeles, Marquesa de la Rodriga to Canning, Elizabeth Minto
- Canning, Emmeline Rosabelle to Cant, unknown
- Cantacuzene, Barbara to Capece-Galeota, Maria Immacolata dei Conti
- Capel Cure, Alfred to Capell, Henry
- Capell, Henry to Capponi, Vincenzio Maria
- Capps, Derek to Carbery, William Edward
- Carbonaro, Carla to Carden, Elizabeth Anne
- Carden, Elizabeth Louise to Carden, Rosalie Alice
- Carden, Rose Margaret Ponton to Cardigan, Earl of (George William James Chandos)
- Cardillac, Jeanne de to Carew, Christiana
- Carew, Christina to Carew, Nicholas Hacket, 2nd Bt.
- Carew, Nicholas John to Carey, Ethel Noel
- Carey, Eva Mary to Carhampton, Countess of (Maria)
- Carige, Margaret to Carleton, Mary Louisa
- Carleton, Mildred to Carlos Clarke, Myra Dora
- Carlos, Ann to Carlyon, Hubert Edward
- Carlyon, Jane Evans to Carmichael, Charles Bradley
- Carmichael, Charles Henry Edward to Carmichael, Mary Glencairn
- Carmichael, Master of (William) to Carne, Martha
- Carne, Martha to Carnegie, Georgina
- Carnegie, Georgina Henrietta to Carnegie, Sophie Winifred
- Carnegie, Stella Therese to Carnwath, Earl of (Gavin)
- Carnwath, Felicity to Carpenter, Reginald C. T.
- Carpenter, Rene to Carr, George (Hon.)
- Carr, George (Lt.-Col.) to Carr, Virginia Sarah
- Carr, Walter to Carrick, Patricia Iona Mary
- Carrick, Phyllis to Carroll, Daniel Joseph
- Carroll, David to Carruthers, John
- Carruthers, John to Carswell, William
- Carswood, Margaret to Carter, George
- Carter, George to Carter, Mary Richenda
- Carter, Masel Elizabeth to Carteret, George de
- Carteret, George, 1st Baron Carteret of Hawnes to Cartwright, Stephen Ralph
- Cartwright, Susan to Carvill, Michael Meade
- Carville, Elizabeth Mary Hephzibah to Cary, Mary Anne
- Cary, Mary Elizabeth to Casana, Rinaldo dei Baroni
- Casanova y González, Genoveva to Casement, Margery
- Casement, Maria to Cassady, James
- Cassai, Tessa Salvina to Cassie, Raymond James
- Cassignol, Antoine to Castell-Castell, Wolfgang Georg Graf zu
- Castell-Remlingen, Christian Friedrich Carl Graf zu to Castenskjold, Susanne Helene Dagmar
- Casterden, Elizabeth to Castle Stewart, Countess (Sarah)
- Castle Stuart, 10th Baron, of co. Tyrone (Robert) to Castlerosse, Viscountess (Jessica Doris)
- Castles, Alicia to Cates, William Edward
- Catesby, Anne to Cathcart, Robert
- Cathcart, Robert to Cator, Harriet Anna Charlotte
- Cator, Harry to Caulfeild, Alexander Theophilus
- Caulfeild, Alfred Hans Waring to Caulfeild, Lettice
- Caulfeild, Lettice to Caunter, William Ashford
- Caunton, David de to Cave, Cecil
- Cave, Charles to Cave, Thomas
- Cave, Thomas Bourchier to Cave-Browne-Cave, Myles Alfred
- Cave-Browne-Cave, Myles Verney to Cavendish, Diana Mary
- Cavendish, Diana Valerie Frances to Cavendish, Margaret Theresa Eileen
- Cavendish, Margot to Cavendish-Bentinck, William Augustus
- Cavendish-Bentinck, William Charles Augustus to Cawley-Way, Rosalind Mary
- Cawode, Jane to Cayley, Hugh Edward
- Cayley, Hugh James to Cayzer, John Nigel
- Cayzer, John Sanders to Cebrian, Luis Miguel Crofton
- Cecchi, Maria Anna to Cecil, John William Edward
- Cecil, John, 4th Earl of Exeter to Cellan-Jones, Simon
- Celle, Sophie Dorothea of to Cetto, Wilhelmine Baronin von
- Ceva, Giorgio di to Chadwyck-Healey, Virginia Audrey Hart
- Chafer, Angela Littlewood to Chalme, Mary
- Chalmer, Anabel to Chaloner, Richard Godolphin Walmesley
- Chaloner, Richard Godolphin Walmesley, 1st Baron Gisborough to Chamberlain, Robert
- Chamberlain, Robert to Chambers, Elizabeth Bentinck
- Chambers, Ellen to Chambly, Peter of
- Chambre, Anne de la to Champagne, Thibaut V de
- Champagné, Arthur to Champion de Crespigny, William, 2nd Bt.
- Champion, Alan C. to Chance, Susan Katharine
- Chance, Teresa Margaret to Chandos of Sudeley, Baroness (Susan)
- Chandos, 1st Duke of (James) to Chapeurouge, Henriette
- Chapin, Charles to Chapman, Charlotte
- Chapman, Charlotte Anne Dorothea to Chapman, Jordanna
- Chapman, Joseph to Chapman, William
- Chapman, William to Chappuis, Antoine-Pierre
- Chappuis, Antoine-Pierre, Seigneur de Laval to Chappuis, Pierre-Vital
- Chappuis, Pierre-Vital, Seigneur de la Salle to Charlesworth, William Gryce
- Charleton, Alice to Charlton, Emma
- Charlton, Ethel Jean Sophia to Charrington, James Arthur Hubert
- Charrington, John to Charters, Wayne Kenneth
- Chartney, Cecily to Chase, Violet Gordon
- Chase-Borthwick, Sophie to Chatfield, Samuel
- Chatfield, Samuel to Chauncy, Mary
- Chauncy, Mary Snell to Chavchavadze, Irina Borisovna
- Chave, Jennifer to Chaytor, John Clervaux
- Chaytor, John Clervaux to Chedworth, Margaret
- Chee, Irene Wei-Len to Chemla, Gisele L.
- Chen, Bing to Cheney, Harriet Margaret
- Cheney, Henry, 1st and last Lord Cheney to Cherry, Tarquin Loraine
- Cherry-Downes, Geoffrey to Chester, Maria
- Chester, Mary to Chetwode, Evelyn Hamar
- Chetwode, Fiona to Chetwynd, Esther
- Chetwynd, Esther to Chetwynd, Yolanda
- Chetwynd-Palmer, Mary Agnes to Chetwynd-Talbot, Polly Elizabeth
- Chetwynd-Talbot, Prudence Ankaret to Chevers, Mary
- Chevers, Mary to Cheyne, Mildred
- Cheyne, Nada H. A. H. to Chichester, Anne
- Chichester, Anne to Chichester, Hugh Edmund
- Chichester, Imogen Ann to Chichester, William George Cubitt
- Chichester-Clark, Adam Tamniarn to Child, Mary
- Child, Mary to Childers, Winifred
- Childewick, Geoffrey de to Chinnery-Haldane, Rebecca Clara Anna Helen
- Chinnock, Ada Beatrice to Chisholm, Olivia Isabel
- Chisholm, Pamela Harland to Chitty, Patience Penelope
- Chitty, Philip Anthony to Cholmley, Jane
- Cholmley, Jane to Cholmondeley, Mary Stewart
- Cholmondeley, Mildred Henrietta to Christensen, Viggo
- Christian, 'Big Charlie' to Christian, Charles Allen
- Christian, Charles Anthony to Christian, Emma
- Christian, Emma to Christian, Hilda Eva
- Christian, Hilda Owen to Christian, Katherine
- Christian, Kathleen to Christian, Michelle
- Christian, Mildred to Christian, Tess Cecilia
- Christian, Thelma Adella to Christie, Herbert Hight
- Christie, Hugh Lindsay to Christoforetti, Timon
- Christoforides, Christofor to Chudleigh, Yvonne
- Chudy, Margaret Maud to Churchill, Henrietta, Duchess of Marlborough
- Churchill, Henry to Churton, Zara Fleur
- Chute, 1st Baronet, of Hinxhill Place, co. Kent (George) to Cicogna Mozzoni, Nicolo
- Cicognara, Laura Caterina to Clairmonte, Mary Elizabeth Annie
- Clam und Gallas, Christiane Gräfin von to Clanwilliam, Viscountess of (Theodosia)
- Clapcote-Lisle, Hester to Clare, Winifred Joan
- Clarebrough, Francis Steven to Clark, Alexander Jackson
- Clark, Alexander King to Clark, Edith Maria
- Clark, Edith Stewart to Clark, James
- Clark, James to Clark, Margaret Emma
- Clark, Margaret Helen Lothian to Clark, Sarah Louise
- Clark, Sarah Louise-Jane to Clarke, Alan
- Clarke, Alan to Clarke, Charles, 2nd Bt.
- Clarke, Charlotte to Clarke, Florence Jane
- Clarke, Florence Lucy to Clarke, Jane St. Lo
- Clarke, Janet Deakin to Clarke, Mary
- Clarke, Mary to Clarke, Rosemary Whitfoot
- Clarke, Rupert Grant Alexander, 4th Bt. to Clarke, William
- Clarke, William to Clatworthy, Peter
- Claude, Agnes Joyce to Clay, Edward Sneyd
- Clay, Edwin to Clay, Winifred
- Claybaugh, Martin to Clayton, Gilbert Falkingham
- Clayton, Gilbert Talbot Hatton to Clear, Susan Russell
- Cleary, Angus Peter to Clegg, James Richard Barwick
- Clegg, Jean Kathleen Mary to Clement, Yves
- Clement-Jones, Baron, of Clapham in the London Borough of Lambeth (Timothy Francis) to Clements, Robert Nathaniel
- Clements, Robert, 1st Earl of Leitrim to Clerk, Cécile
- Clerk, Danie to Clerk, Sydney Percy
- Clerk, Sylvia Cecilia Maria to Clerke, William, 9th Bt.
- Clerkington, Lord (William) to Cleveland, Susan Sophia
- Cleveland, Susan Sophia to Clifford, 5th Lord (Roger)
- Clifford, 6th Baroness (Charlotte Elizabeth) to Clifford, Henry
- Clifford, Henry Francis to Clifford, Thomas, 8th Lord Clifford
- Clifford, Thomasine to Clifton, Gervase
- Clifton, Gervase (Sir) to Climenson, J.
- Climie, Colin George to Clinton, Joan
- Clinton, Joan to Clive, Edward
- Clive, Edward to Cloete, William Dundas
- Cloeté, Joanna Catherine to Close, William Taliaferro
- Close-Brooks, Alice Martha to Clow, William Ellsworth II
- Clowden, Sarah to Cluett, George Bywater II
- Cluff, Maude Edith to Clydesdale, Marquess of (William)
- Clydesmuir, 1st Baron, of Braidwood, co. Lanark (David John) to Coates, Joan Nugent
- Coates, Joanne to Coats, Mary Thompson
- Coats, Mercedes Jane to Cobbe, Jane Power
- Cobbe, Jane Selina to Cobbold, Walter Temple
- Cobbold, William Nevill to Cochran, Ursula Rose
- Cochran-Patrick, Andrew Gavin Harold to Cochrane, Douglas Robert Hesketh Roger
- Cochrane, Douglas Thomas Archibald Nelthorpe to Cochrane, Katherine
- Cochrane, Katherine to Cochrane, Vere
- Cochrane, Victoria Louise to Cockburn, Corinne
- Cockburn, Daisy Alice to Cockburn, Mary
- Cockburn, Mary to Cockerell, William Michael Victor Lewis
- Cockerill, Benjamin Dacre to Cocks, Jonathan Somers
- Cocks, Joseph to Coddington, Robert
- Coddington, Robert to Codrington, William, 3rd Bt.
- Codrington-Wheeler, Tessa to Coffin, Margaret
- Coffin, Mary to Coghlan, unknown
- Coghlan, Victor Patrick to Cohen, Max Egerton
- Cohen, Mordecai to Cokayne, Thomas
- Cokayne, Thomas to Coke, Richard
- Coke, Richard to Colbert, Susan J. M.
- Colbert-Chabanais, Adolphine Henriette Anne Gabrielle Guillemette de to Colclough, Florence
- Colclough, Florence to Coldicutt, Thomas William
- Coldicutt-Addison, Adeline Ruth to Cole, Harriet
- Cole, Hedley to Cole, William Henry
- Cole, William Horace de Vere to Coleman, Frances Aline
- Coleman, Garrick D. to Coleridge, Nicholas Antony
- Coleridge, Nicholas John to Colgan, Ulla Nilsson Scott
- Colgate, Cora to Collett, Charles
- Collett, Charles Henry to Colley, Richard
- Colley, Richard to Collier-Wright, Sylvia Mary
- Collignon, Jeanne Carolibe Henriette to Collins, Arthur James Robert
- Collins, Ash to Collins, Leonard George
- Collins, Leopold George Arthur to Collis, Ernest
- Collis, Fanny Laura to Colman, Edward
- Colman, Eleanor Margery to Colonna, Vittoria, Duchessa di Sermoneta
- Colonsay of Colonsay and Oronsay, 1st Baron, Argyll (Duncan) to Colquhoun, Margaret
- Colquhoun, Margaret to Colt, Mary
- Colt, Mary to Colthurst, Rowena Barbara
- Colthurst, Sarah to Colvill, Hannah
- Colvill, Hannah to Colville, Ellen
- Colville, Emily Christine Rose to Colville, Sophia
- Colville, Sophia Antonia Louise to Combe, Harvey Christian
- Combe, Harvey Christian Rupert Peter to Comnenos, Ioannes IV, Emperor of Trebizond
- Comnenos, Isaac to Compton, Mary
- Compton, Mary to Comyn, William George
- Comyn, William of Earnside to Condron, Henry Ainsworth
- Conduit, Deborah to Congreve, Leopold Hugh
- Congreve, Louisa Anne to Coningsby, Rachel
- Coningsby, Rachell to Connell, John Agnew
- Connell, Jolyon Christopher Neill to Connery, Thomas
- Connies-Laing, Katherine Elizabeth to Conolly, Louisa Augusta
- Conolly, Louisa Augusta to Considine, Peter Reginald Francis
- Considine, Philip St. John Charles to Constable, Winifred
- Constable-Maxwell, Alice Clare to Constantinople, Matthew of
- Constantinople, Michael IV of to Conway, Mary Louise
- Conway, Matilda Rose to Conyers, Margaret
- Conyers, Margaret to Cooch, unknown
- Cood, Elizabeth to Cook, Ian
- Cook, Isaac to Cook, Wyndham Francis
- Cook-Nelson, Veronica to Cooke, Frances Helen
- Cooke, Frances Jane to Cooke, Mary Anne Edith
- Cooke, Mary Elizabeth to Cooke-Collis, Zachary
- Cooke-Cross, Herbert Martin to Cookman, William Henry Elydyr
- Cooksey, Benedicta Eugenia to Coomber, Mollie
- Coombes, Alice Jessie to Cooper, Anne
- Cooper, Anne to Cooper, Edith Theresa
- Cooper, Edmund Courtenay Astley Paston to Cooper, Henrietta
- Cooper, Henrietta Jane to Cooper, Margaret
- Cooper, Margaret to Cooper, Robert Jermyn
- Cooper, Robert John to Cooper, Zoe Catherine
- Cooper-Chadwick, Ada Mary to Coote, Charles Henry, 9th Bt.
- Coote, Charles James to Coote, Ralph Brabazon
- Coote, Rebecca Lynne to Copeland, Margaret
- Copeland, Matilda Catherine to Coplestone, Mary
- Coplestone, Mary Cliffe to Coppinger, William
- Coppins, Ivan to Corbeil, William, Comte de Corbeil
- Corbet of Linchlade, Viscountess, co. Buckingham (Sarah) to Corbett, Jennifer Dingley
- Corbett, Jennifer Mary to Corby, William S.
- Corby-Tuech, Catherine to Cordy-Simpson, Zoë Finovola
- Coredo, Elisabeth Alexandra Marianne Paula Coreth zu to Cormack, Lucinda Claire
- Cormack, Lynda Anne to Corney, Thomas
- Cornez, Fanny Evelyn le to Cornwall, Janet
- Cornwall, Janet Denyse to Cornwallis, Margaret
- Cornwallis, Margaret Dorothy to Corrin, William
- Corrington, Cynthia Ross to Cortes, Marie Thérèse Winoque Dominique de
- Cortese, Maria Luisa to Coryton, Joan Elizabeth Loveday
- Coryton, John to Cosgrove, Tracy Elinor
- Cosham, Frances to Costobadie, John de
- Costobadie, John P. de to Cotter, Anthony Derek Kyle
- Cotter, Anthony John to Cotter, Lark Ellen
- Cotter, Laurence to Cotterell, William John Geers
- Cotterham, Countess of (Sybil Venetia) to Cotton, Charlotte French
- Cotton, Charlotte Gordon to Cotton, Liam James
- Cotton, Lillie to Cotton, Willoughby Lynch
- Cotton-Jodrell, Dorothy Lynch to Couldrey, Stanley
- Couldwell, Genevieve Christine to Couper, George
- Couper, George Ebenezer Wilson, 2nd Bt. to Courage, Margaret Helena
- Courage, Margaret Louise to Courcy, John, 9th Lord Courcy of Kinsale
- Courcy, Juliana de to Courtauld, William Julien, 1st Bt.
- Courtauld-Thomson, 1st Baron, of Dorneywood, co. Buckingham (Courtauld Greenwood) to Courtenay, Isabel
- Courtenay, Isabel to Courteney, unknown daughter
- Courthope, 1st Baron, of Whiligh, co. Sussex (George Loyd) to Cousens, W. S.
- Cousin de la Tour Fondue, Marie Josephine de to Coventry, Catherine Mary Aline
- Coventry, Cecil Dick Bluett to Coventry, Mary Elizabeth
- Coventry, Mary Emily to Cowan, James M.
- Cowan, Jane to Cowen, William Leonard
- Cowes, Alma to Cowley, Francis Tugwell
- Cowley, Frederick to Cowper-Coles, Sherard Osborn
- Cowper-Essex, Thomas Christopher to Cox, Harry Harcourt Secker
- Cox, Heather Ann to Cox, Samuel Fortnum
- Cox, Samuel Lawrence to Coytmore, unknown
- Cozens, Daniel to Cradock, Margaret
- Cradock, Margaret to Craig, Gillian Dawn
- Craig, Glen to Craigie, Stanley
- Craigie, Susan Caroline to Crampton, John Fiennes Twisleton
- Crampton, John Fiennes Twistleton, 2nd Bt. to Crane, unknown daughter
- Crane, Wendy Elisabeth to Cranstoun, William, 7th Lord Cranstoun
- Cranswick, George Goldstone to Craufurd, William Devereux
- Crause, Mary Rebecca to Craven, Susan Lilian Margaret
- Craven, Teresa Maria Bernadette to Crawford, Countess of (Grizel)
- Crawford, Countess of (Henrietta) to Crawford, John
- Crawford, John to Crawford, Sophia Maud
- Crawford, Sophia Æmelia to Crawley, Charles
- Crawley, Charles to Crawley, Winifred Marion
- Crawley-Boevey, Agnes Avelene to Crawshay-Williams, Serena Rose
- Crawthon, Maud to Creagh, unknown
- Creagh, unknown daughter to Cregor, Nicholas
- Creiff, Helenor to Cressett, Thomas
- Cressett-Pelham, Anne to Crewdson, Wilson Theodore Oliver
- Crewe, 1st Baron, of Crewe, co. Chester (John) to Crichton of Sanquhar and Cumnock, 9th Lord (John)
- Crichton of Sanquhar, 10th Lord (William) to Crichton, Henry of Riccarton
- Crichton, Henry William, Viscount Crichton to Crichton, Selina Griselda
- Crichton, Serge to Crichton-Stuart, William Henry
- Crick, Alfred William to Cripps, Violet Mary
- Cripps, Vivien Barbara to Critchley-Salmonson, Phyllis Dorothy
- Critchley-Waring, Arthur Cunliffe Bernard to Crocker, William Sydney Wilberforce
- Crocket, Ariella May to Croft, Guy Herbert
- Croft, Gwyneth Maud to Croft, Violet Lorna
- Croft, Violet Mary to Crofton, Chloe Alexandra
- Crofton, Christian to Crofton, Josephine Christine
- Crofton, Judith to Crofton-Atkins, William Arthur
- Crofton-Smalley, Rosalind Mabel to Crofts, Wills George
- Crofurd, Roger to Croker, John
- Croker, John to Cromie, William Lambart, 2nd Bt.
- Cromling, Margaret to Cromwell, Mary
- Cromwell, Mary to Crone, Roberts
- Crone, Ronald George to Crooke, Mary
- Crooke, Mary to Cropper, Thomas Ross Charles
- Cropper, William to Crosbie, Katherine Louisa
- Crosbie, Kathleen to Crosfield, Simon
- Croshaw, Alice Frances to Cross, Lionel Frank
- Cross, Louisa Celia to Crossley, Claudia Bettine
- Crossley, Clement to Crosthwaite, Valerie Janet
- Crosthwaite-Eyre, Alexandra to Crowe, Laurence
- Crowe, Mabel Florentia to Croy, Elisabeth Marie Claire Leopoldine Jacqueline
- Croy, Elisabeth Marie Madeleine to Crozier, John Winthrop
- Crozier, Joseph to Croÿ, Josef Prinz von
- Croÿ, Joseph Emmanuel Marie Sophie Ignace Prinz von to Cruikshank, Sheila
- Cruikshanks, Anne Letitia to Cruz Jaramillo, Peronel Katherine
- Cruz y Bermudez, Juana de la to Cubitt, Nancy
- Cubitt, Natasha Isabelle to Cuffe, William Ulick O'Connor, 4th Earl of Desart
- Cufflin, Ann to Cullen, Maria Pia
- Cullen, Marianne to Culme-Seymour, Michael
- Culme-Seymour, Michael Patrick, 6th Bt. to Cumberland, William Bentinck
- Cumberland-Brown, Georgina Dimity to Cumming, Robert of Altyre
- Cumming, Robert of Logie to Cummins, Violet A.
- Cummins, Walter James to Cuningham, Mary Falconer
- Cuningham, Mary Mactier to Cuninghame, Joanna
- Cuninghame, John to Cunliffe, Ellis
- Cunliffe, Ellis to Cunliffe-Lister, Otis
- Cunliffe-Lister, Pamela June to Cunningham, James Cyril
- Cunningham, James Finlayson to Cunninghame Graham, William Cunningham, 7th of Gartmore and 16th of Ardoch
- Cunninghame, 3rd Baronet (William) to Cunynghame, William, 1st and last Earl of Carrick
- Cuomo, Andrew to Curl, unknown
- Curle, Alice Mary Blanchette to Curran, unknown
- Curran, unknown son to Currie, Edward Reid
- Currie, Eleanor Frances to Currie, Zara Muriel
- Curriehill, Euphan to Curtis, Constance May
- Curtis, Corinna Laurel Mary to Curtis, Mary Maria
- Curtis, Mary Owen to Curwen, Isabella
- Curwen, Isabella to Curzon, Grace Elvina
- Curzon, Grace Lilian Barker to Curzon-Price, Delia Mary
- Cusack, 'The Nun of Kenmore' to Cushman, Veronica Mary
- Cushnie, John to Cuthbert, Mary
- Cuthbert, Mary Belinda to Cutts, Sarah
- Cutts, Susannah to Czartoryska, Wanda
- Czartoryski y Muñoz, Agustin Franciszek Maria Anna Józef Kajetan to Cæsar, Susanna
- Cæser, Alice to D'Arcy, Francis
- D'Arcy, Francis to D'Arcy, Richard
- D'Arcy, Richard to D'Oyly, Henry Ralph Neville
- D'Oyly, India Dolores to Dacre, William, 5th Lord Dacre
- Dacres Dixon, Anthony John to Dahl, Thorleif
- Dahlgren, Bernhard Ulrik to Dale, Patricia Mary Susan
- Dale, Penelope Mary to Dallas, Beatrice
- Dallas, Byron to Dalmeny, Lord (John)
- Dalquist, Dennis Delmar to Dalrymple, James
- Dalrymple, James to Dalrymple-Hamilton, Victoria Alexandra
- Dalrymple-Hamilton-Makgill, Elizabeth to Dalton, Denise
- Dalton, Dorothea to Dalway, unknown daughter
- Daly, A. to Daly, James
- Daly, James to Daly, William Disney John Eyre
- Dalyell, 10th Baronetess (Eleanor Isabel) to Dalzell, Robert Alexander George
- Dalzell, Robert Alexander, 6th Earl of Carnwath to Dampier, Wilma
- Dampier, Zoe Elizabeth to Dancy, Susanna
- Dand, Alistair James Duff to Daniel, Carol S.
- Daniel, Catharine to Daniell, Edmund
- Daniell, Edward to Danilovich, John J.
- Danilowicz, Theoplie to Danyers, Thomas
- Danzel d' Aunont, Antoine to Darby, Samuel
- Darby, Sarah to Darcy, Mary
- Darcy, Mary to Darell, Nancy Brenda
- Darell, Robert to Darling, Judith Ann
- Darling, Julian to Darracot, William
- Darragh, Anne to Darvall, unknown
- Darvas, Anna Judith to Dashwood, Charles Francis
- Dashwood, Charles Henry to Dashwood, Molly Frances
- Dashwood, Montague George to Daubeny, Sarah Ann Savage
- Dauber, Angela to Daunt, Lucy
- Daunt, Margaret to Davenport, Ellen
- Davenport, Ellen to Davey, Thomas
- Davey, Thomas to Davidson, Edward
- Davidson, Edward Alexander to Davidson, Maud Mostyn
- Davidson, Maureen Mary to Davie, Petrona Elena
- Davie, Robert to Davies, Diana Mary
- Davies, Diane to Davies, Jean
- Davies, Jeanne Marie to Davies, Penelope Eldrydd
- Davies, Penelope Mary to Davies, William Temple
- Davies, William Thomas to Davis, Charlotte
- Davis, Charlotte to Davis, John Charles Stratton
- Davis, John Francis, 1st Bt. to Davis, Strongman
- Davis, Sulivan Francis to Davison, Simon
- Davison, Sonia Barbara to Davy, Willmott
- Davy-Davies, Alice to Dawkins, Edith
- Dawkins, Edward to Dawnay, Kit
- Dawnay, Laura to Dawson, Eleanor Charlotte Augusta
- Dawson, Eliazbeth to Dawson, Mary Eleanor Anne
- Dawson, Mary Elizabeth to Dawson-Damer, Winnifreda
- Dawson-Greene, Henry to Day, Rose
- Day, Rose Henritta Mary to Deacon, Elsie Ruth
- Deacon, Enid to Dealtry, William
- Dean of Beswick, Baron, of West Leeds in the County of West Yorkshire (Joseph Jabez) to Dean-Pitt, William Augustus
- Deane, 10th Baronet (Robert Matthew FitzMaurice) to Deane-Morgan, Robert Tilson FitzMaurice
- Deane-Spread, Dorothy Grace to Dease, William Henry
- Deasey, Barbara Claire to Dechert, James F.
- Dechmont, 1st Baron (George) to Deedes, Melesina Gladys
- Deedes, Philip to Degenfeld-Schonburg, Martha von
- Degenfeld-Schonburg, Martin Konrad August Christopf Friedrich Adalbert Maximilian Graf von to Delamain, W. T.
- Delamar, Mary to Delaryd, Lisa A. M.
- Delaselle, Jean Isador to Delmege, Frances Maria Constance
- Delmege, Geneifa Alice to Demaine, Anthony
- Demaine, Anthony to Demarest, William Remsen
- Demarez, Mary to Denby, Ralph Batchelor
- Dench, Lynette to Dening, Louisa Jane
- Dening, Lydia Norman to Denison-Pender, Vanessa
- Denison-Smith, Anthony to Denmark, Frederik VII of
- Denmark, Frederik VIII of to Denning, William Poyntz
- Dennis, Adolphus Lambert to Dennis, Susanna
- Dennis, Susanna Louisa to Denny, Edward
- Denny, Edward to Denny, Susan Elizabeth
- Denny, Suzannah Caroline to Dent, Thomas
- Dent, Thomas Wilkinson to Deramore of Belvoir, Baroness (Violet Blanche)
- Derby Smith, Rachel to Dernie, Poppy Elizabeth
- Derouet, Grania Anne to Desborough, Walter
- Desbrisay, Magdalen to Despenser, Philip, 1st Lord Despenser
- Despenser, Philip, 2nd Lord Despenser to Dever, Wendy Janet Thecla
- Deverall, Anne to Devereux, Penelope
- Devereux, Philippe to Devlin, Willoughby
- Devon, 10th Earl of (William) to Dewar, Christina
- Dewar, Christine Alice to Dewar, Matthew James Manuia
- Dewar, Matthew James Manuia to Dewey, Violet
- Dewhurst, Abigail to Dias Ferreira, Odete
- Dias, Maria Lucia Ozorio to Dick, Margaret
- Dick, Margaret to Dickenson, Trevor David
- Dicker, Cheryl Kathleen to Dickinson, Hannah
- Dickinson, Hannah Beatrice to Dickson, Archibald, 1st Bt.
- Dickson, Augusta Caroline to Dickson, unknown daughter
- Dickson, Vivienne Jane Shaw to Digby, Charlotte
- Digby, Charlotte Eleanor to Digby, Richard
- Digby, Richard to Dilke, Sarah
- Dilke, Seymour to Dill, Robert Gordon
- Dill, Robert Hastings to Dillon, Donalda Ruth
- Dillon, Doreen to Dillon, Katherine
- Dillon, Katherine Charlotte to Dillon, Theobald, 3rd Viscount Dillon of Costello-Gallin
- Dillon, Theobald, 7th Viscount Dillon of Costello-Gallin to Dimmock, Wilson
- Dimock, Emma Parkinson Watts Keys to Dingwall, William
- Dingwall-Fordyce, Agnes to Dismorr, Ann Geraldine
- Disney, Anna Maria to Dix, Wilkinson
- Dixey, Ada Mary to Dixon, Diana Mary
- Dixon, Don to Dixon, Richard
- Dixon, Robert to Dobbie, William Ian Cotter
- Dobbin, Ada Mary to Dobbin, Rhoda Alice
- Dobbin, Richard to Dobbs, Jo
- Dobbs, Joan Kathleen to Dobie, William Henry
- Dobinson, Eliza to Dobson, John
- Dobson, John Keith to Dodd, Phyllis Margaret Black
- Dodd, Pymar to Dodson, Zoë Diana Mary Alicia
- Dodsworth, Anna Harriet to Doherty, William
- Dohna, Christoph II Burggraf von to Doig, Zoe Claire
- Doige, Georgina to Dolmage, William Henry
- Dolmahoy, Elizabeth to Domvile, Karen Jane
- Domvile, Katherine Lake to Donald, Helen
- Donald, Helen to Donaldson, Stuart Alexander
- Donaldson, Stuart Hay to Dongan, William, 1st Earl of Limerick
- Dongen, Johannes Corneille van to Donnelly, Inez Margaret
- Donnelly, Ivon to Donovan, Maria
- Donovan, Maria to Dore, William John
- Doreau, Christylle Marie-Thérèse Rouffiac to Dorman, Pauline
- Dorman, Peter Edward to Dormer, Loris
- Dormer, Louisa Frances Mary to Dorset, Earl of (Thomas)
- Dorsett, Charlotte Mercy to Doughty, William
- Doughty-Tichborne, Alfred Joseph, 11th Bt. to Douglas, Alison
- Douglas, Alison Rosemary to Douglas, Catriona
- Douglas, Cecil to Douglas, Elizabeth
- Douglas, Elizabeth to Douglas, Heather Dawn
- Douglas, Heather Grey to Douglas, James, 3rd Earl of Angus
- Douglas, James, 3rd Earl of Morton to Douglas, Katherine
- Douglas, Katherine to Douglas, Mary
- Douglas, Mary to Douglas, Sally
- Douglas, Sally to Douglas, William of Drumlanrig, younger
- Douglas, William of Glenbervie, 1st Bt. to Douglas-Hamilton, Mina Kathleen
- Douglas-Hamilton, Natalie to Douglas-Pennant, Sheila Florence
- Douglas-Pennant, Simon, 7th Baron Penrhyn of Llandegai to Dove, Jane Esther
- Dove, Jane Susan to Dowden, William George
- Dowdeswell, Amy to Dowling, William
- Dowman, Alison Frances to Downes, William Thomas
- Downes-Martin, Edward to Downton, Mary Geraldine
- Downton, Mary Murray to Doyle, Nancy Alice
- Doyle, Nicholas Milley to Drabble, William Stewart Patrick
- Drabson, Joanna to Drake, Frederick Richard Maurice
- Drake, Frederick Vanderstegen to Drake-Brockman, Wallace David Bennett
- Drake-Cutliffe, Charles Bernard Mervyn to Dredge, Simon James
- Dreelen, John van to Drew, Rachel Anna
- Drew, Rachel Jean to Dring, John Simon Harding
- Dring, Julia Mary to Droste zu Vischering von Nesselrode-Reichenstein, Katharina Gräfin
- Droste zu Vischering, Adolf Heidenreich Baron to Drummond, Agnes Harriet
- Drummond, Agnes Priscilla to Drummond, Edith Daphne Eunice
- Drummond, Edith Mary Frances to Drummond, James
- Drummond, James to Drummond, Margaret
- Drummond, Margaret to Drummond, Veronica
- Drummond, Victor Arthur Wellington to Drummond-Hay, William Charles
- Drummond-Moray, Joanna Susan to Drury-Lowe, Sydney Robert
- Drury-Lowe, Vincent Francis Keppel to Drysdale, William James
- Dryver, Veronique de to Ducas, William Jay
- Ducat, Andrew to Duckworth, Elizabeth Forbes
- Duckworth, Ellis Hays Sanderson to Dudgeon, Michael G.
- Dudgeon, Nicola Louise to Dudley, Winifred
- Dudley-Cooke, Alexandra (Dr.) to Duff, Beatrix
- Duff, Beatrix to Duff, Jean
- Duff, Jean to Duff, William John
- Duff, William Michael Scott to Duffus, William
- Duffy, Alice to Dugdale, Nathaniel Francis Stratford
- Dugdale, Nicola to Duke, Emma Harriet
- Duke, Emma Josephine to Dumbleton, Walter Douglas
- Dumbreck, Barbara to Dunbar, Archibald
- Dunbar, Archibald to Dunbar, James
- Dunbar, James to Dunbar, Patrick of Cumnock and Westfield
- Dunbar, Patrick of Kilconquhar to Dunboyne, Baroness (Isolde Butler)
- Dunboyne, Baroness (Julia Celestina Maria) to Duncan, Margaret
- Duncan, Margaret Alice Adele to Duncombe, Frances Adelaide
- Duncombe, Frances Barbara to Dundas, Anne Mary Gwyn
- Dundas, Annie to Dundas, Frederick James
- Dundas, Frederick John to Dundas, Katherine
- Dundas, Katherine to Dundas, Robert Maldred St. John Melville
- Dundas, Robert Montague to Dunfermline, Countess of (Mary)
- Dunford, Albert to Dunkeron, 9th Baron (George John Charles)
- Dunkey, Benjamin Harold to Dunlop, Jane Bracken
- Dunlop, Jane Christian to Dunmore, Countess of (Susan)
- Dunmow, Lord of (Walter) to Dunn, Rosa
- Dunn, Rosaline to Dunning, Jane
- Dunning, Janis Kathleen to Dunsmuir, Sarah
- Dunsmure, Alexander Henderson to Duppa, Richard Duppa
- Duppa, Sarah Charlotte to Durand, Pamela Evelyn Theresa
- Durand, Patricia Marion to Durham, William J.
- Durham-Matthews, Agatha Polly to Durnford, William Arthur
- Durnford-Slater, Diana to Dussol, Pierre Alexandre Eugene de Cartassac
- Dustan, Grace Ramsey to Dutton, William
- Dutton-Barker, Audrey Eileen to Dyce, Margaret
- Dyce-Sharp, Flora to Dyer, Richard
- Dyer, Richard to Dykes, William
- Dykslag, Frederik to Dyson Perrins, Margaret Susan
- Dyson, Alec to Eadon, Wilfred Myles
- Eady, Anthony James to Eames, William Edward
- Eames-Ellis, Sally to Eardley-Wilmot, Stuart Jeffery
- Eardley-Wilmot, Susan Mary to Earle, Melanie
- Earle, Melanie Charteris to Eastaugh, William Ross Jamie
- Eastell, Georgina Jane to Eaton, Francis Ormond Henry, 4th Baron Cheylesmore
- Eaton, Frederick Alexis (Sir) to Ebrahim, Husein
- Ebrahim, Husein Ali Currimbhoy, 3rd Bt. to Echauffour, Hadvise d'
- Echenique y Mendez de Vigo, Maria del Perpetuo de to Eckersley Hope, Margaret Joan
- Eckersley, Alfred to Eden, Avril Jane
- Eden, Barbara to Eden, Julia Augusta Maria
- Eden, Julia Patricia to Eden-Perkins, Eveline Mary
- Edenborough, Agnes Fanny to Edgcumbe, Vanessa Erina Michelle
- Edgcumbe, Victoria Effie to Edgworth, Susannah
- Edgworth-Somers, Chica Patricia to Edmondson, Sarah Elizabeth
- Edmondson, Sarah Isabella to Edmunds, W. H.
- Edmundson, Elizabeth to Edwardes, Owen
- Edwardes, Owen Tucker to Edwards, Elizabeth
- Edwards, Elizabeth to Edwards, John Pusey
- Edwards, John Robin to Edwards, Sheila
- Edwards, Sheila Eleanor Christine Karolyi to Eeles, Thomas
- Eeley, Douglas James to Egerton, Clare Violet
- Egerton, Claude Francis Arthur to Egerton, Margaret Louisa
- Egerton, Margaret Rebecca to Egerton, Wion de Malpas
- Egerton-Cust, John William Spencer Brownlow to Egerton-Warburton, Mary August
- Egerton-Warburton, Mary Heath to Eglinton, Master of (John)
- Egloffstein, Isabelle von und zu to Eidestedt, Nils Bertil
- Eidingtoun, Elizabeth to El-Bay, Victoria Egidia
- Elam, George to Eldridge, William Yates
- Elduayen y Ximenez de Sandoval, José, Marques de Elduayen to Eliot of Saint Germans, Baroness (Catherine)
- Eliot, Albert Clarence, 11th Earl of Saint Germans to Eliott, Barbara
- Eliott, Beatrice to Eliott, William
- Eliott, William to Ellert, Serena Denise
- Ellerton, Anthony John to Ellingworth, William Vincent
- Elliot of Harwood, Baroness, of Rulewater in the County of Roxburghshire (Katharine) to Elliot, Ilona
- Elliot, Isabell to Elliot-Murray-Kynynmound, Julian Arthur
- Elliot-Murray-Kynynmound, Kate Marjorie to Elliott, Ivy
- Elliott, James Ian Nikolai to Ellis, Basil Aird Whitaker
- Ellis, Basil Pym to Ellis, Luke
- Ellis, Mabel Frazer Allen to Ellison, Sarah Caroline
- Ellison, Sarah Dorothy Graham to Elphick, Robin
- Elphinestone, Victoria to Elphinstone, Jane Alice Amelia
- Elphinstone, Jane Edith to Elphinstone-Dalrymple, William Robert
- Elphinstone-Fleeming, Anne Elizabeth to Elton, Caroline
- Elton, Caroline Dorothea Codrington to Elton, Rhoda Madeline
- Elton, Rhoda Susan to Elwald, William
- Elwall, Edward to Elwes, Wilfred Gervase
- Elwes, Wilfred Joseph to Ely, William Grosvenor
- Elycott, Elizabeth to Emley, Margery
- Emly, 1st Baron, of Tervoe, co. Limerick (William) to Emmott, William Rhodes
- Emmott-Rawdon, Edward Alfred Green to Engelhardt, Wolf Baron von
- Engelken, Lily Elizabeth to England, Æthelstan of
- Englander, David to Enniskillen, Viscountess of (Anne)
- Ennismore and Listowel, 1st Viscount (William) to Enzie, 9th Earl of (George)
- Eochaid, Ailpín mac to Erbach-Fürstenau, Marie Gräfin zu
- Erbach-Fürstenau, Nikolaus Graf zu to Eriksson, Valdemar IV, Herzog von Schleswig
- Eril y Falcés, Elvira de to Errington, George
- Errington, George to Erskine, Alan of Inchmartin
- Erskine, Alastair to Erskine, David, 2nd Lord Cardross
- Erskine, David, 9th Earl of Buchan to Erskine, Isabella
- Erskine, Isabella to Erskine, Margaret
- Erskine, Margaret to Erskine, Thomas Edward
- Erskine, Thomas Floyer to Escandón Cavandi, Pablo (Don)
- Escandón y Barrón, Carlota de to Esmonde, John Witham
- Esmonde, John, 10th Bt. to Espec, Walter
- Espeissis, Andrew James d' to Essler, Ruth Ingrid
- Esson, Carolyn to Esterhazy, Zsofia
- Esterhuyse, Francois to Etang, Virginie de l'
- Etchegoyen, Alix d' to Eunson, Rachel
- Eure, 1st Baron (William) to Eustace, Helen
- Eustace, Helen Mary to Eustace, Thomas George
- Eustace, Thomas Robert Hales to Evans, Beatrix Hope
- Evans, Belinda Charlotte to Evans, Edith
- Evans, Edith to Evans, Gladys
- Evans, Glenn Selwyn to Evans, Johoaddon
- Evans, Jonathan to Evans, Michael
- Evans, Michael to Evans, Susan
- Evans, Susan Biron Young to Evans-Freke, Victoria
- Evans-Freke, William Charles, 8th Baron Carbery to Evelyn, Edward, 1st and last Bt.
- Evelyn, Eleanor to Everard, Ellice
- Everard, Emmeline Ada Louisa to Everett, William Marriott
- Evereys, William de to Every, Martha
- Every, Mary to Evill, William Alan Strathern
- Evison, Angela to Ewen, William George
- Ewens, Abraham to Exmouth, Viscountess of (Rosemary Frances)
- Exoudun, Raoul d' to Exton, Mary Ann
- Eyck, Christina Marguerite van to Eyre, Emilia
- Eyre, Emily to Eyre, Minna Mary Jessica
- Eyre, Minnie to Eyston, Magdalen Olga Phyllis
- Eyston, Margaret Eleanor to Faber-Castell, Virginia Ruth von
- Fabian-Jones, Basil Claude to Fagan, Emily Rowe
- Fagan, Emma Lowry to Fagan, Stephanie
- Fagan, Stephen to Fairbairn, Arthur Henderson, 3rd Bt.
- Fairbairn, Aubrey John Murray to Fairbairn, William, 1st Bt.
- Fairbairne, James to Fairfax, Charles, 5th Viscount Fairfax of Emley
- Fairfax, Charles, 6th Viscount Fairfax of Emmeley to Fairfax, Robert, 7th Lord Fairfax of Cameron
- Fairfax, Ronald Cary to Fairlie, Margaret
- Fairlie, Margaret to Falcon, Michael Joseph
- Falcon, Robert to Falkiner, Edith Mary
- Falkiner, Edmond Charles, 9th Bt. to Fall, Martha
- Falla, Susannah to Fane de Salis, Bernard Peter
- Fane de Salis, Beverley Joan to Fane de Salis, Rupert Stephen
- Fane de Salis, Ruth to Fane, Emma
- Fane, Emma Mary to Fane, Rachel
- Fane, Rachel to Fanshawe, John
- Fanshawe, John to Farley, Sandra Rosamund Ann
- Farley, Sheila Sullivan to Farnaby, Thomas, 2nd Bt.
- Farnborough of Bromley Hill Place, 1st Baron, co. Kent (Charles) to Farquhar, Francis Douglas
- Farquhar, Francis Rupert to Farquharson, Charlotte
- Farquharson, Charlotte to Farquharson, Mary
- Farquharson, Mary Ann to Farrant, William Leslie Lyddon
- Farrar, 1st Baronet (George Herbert) to Farrer, John Anson
- Farrer, John Hanbury to Farrington, Winifred Frances
- Farris, Angela Betty Isobel to Faucomberge, Walter, 4th Lord Faucomberge
- Faucompre, Germaine Jeanne Aron de to Faunce, unknown
- Faunce-De-Laune, Anne to Fawcett, Frances Elizabeth
- Fawcett, Freda to Fay, unknown de
- Fayard, Marguerite to Featherstonehaugh, Jane
- Featherstonehaugh, John to Feilden, Olive
- Feilden, Olivia Constance Leonora to Feilding, Nicholas Xavier
- Feilding, Penelope Dunia to Fell, Margaret Haig
- Fell, Marian to Fellowes, Michael Peregrine
- Fellowes, Michelle to Fendall, William
- Fender, Anne to Fenton, Michael
- Fenton, Michael to Fenwick, Sophia Francis
- Fenwick, Stella Dorathea to Ferguson Davie, William John, 4th Bt.
- Ferguson, 1st Baronet, the Farm, co. Londonderry (Andrew) to Ferguson, Lenore
- Ferguson, Lissa Rachel to Fergusson, Elizabeth Catherine Penelope
- Fergusson, Elizabeth Frances Ethel to Fergusson, Sean James
- Fergusson, Sheena to Fernandez y Leal, Santiago
- Fernandez y Moraes, Jose-Luis to Ferranti, Thomas Ziani de
- Ferranti, Valerie de to Ferrers, Elizabeth
- Ferrers, Elizabeth to Ferris, Wendy Rose
- Ferriter, Alice to Fetherstonhaugh, Catherine Mary
- Fetherstonhaugh, Cecil Howard Digby to Fetherstonhaugh, Nicola
- Fetherstonhaugh, Parnella to Fewings, Robert Andrew
- Fewson, Eliza to ffrench Blake, Robert
- ffrench Blake, Robert Charles Sydney to ffrench, Robuck
- ffrench, Robuck to Field, Mary
- Field, Mary to Fielding, Helena Augusta
- Fielding, Henrietta to Fiennes, unknown daughter
- Fiennes, unknown daughter de to Fildes, Phyllis Kate
- File, Anne Ellen to Filmer-Sankey, William Patrick
- Filmer-Wilson, James to Finch, Heneage
- Finch, Heneage to Finch-Hatton, William Robert
- Finch-Knightley, Aileen Jane Chartres to Findlay, George
- Findlay, George to Finlay, Grace
- Finlay, Grace Hunter to Finnegan, Susanna Wilson
- Finnemor, Alice to Finnie, Mary Ann
- Finnie, Mary Ann Elizabeth Boyd to Firebrace, Margaret A.
- Firebrace, Margery to Fischer, Waldemar
- Fischer-Sobell, James to Fisher, Douglas H.
- Fisher, Dudley to Fisher, Malia
- Fisher, Margaret to Fisher, Wilson
- Fisher-Duddy, Olivia Luna to Fitton, John
- Fitton, John to Fitzalan, William, 9th/16th Earl of Arundel
- Fitzalan-Howard, Alathea Gwendoline Alys Mary to Fitzgerald, Alice Augusta Victoria Van Norman
- FitzGerald, Alice Caroline Frances to Fitzgerald, Desmond
- Fitzgerald, Desmond to FitzGerald, Ellen
- Fitzgerald, Ellen Maria to FitzGerald, Henrietta
- FitzGerald, Henrietta Bessie to Fitzgerald, John Lloyd
- FitzGerald, John Magrath to FitzGerald, Mary
- FitzGerald, Mary to Fitzgerald, Richard, Baron of Burnchurch
- Fitzgerald, Robert to Fitzgerald, William
- Fitzgerald, William to Fitzgibbon, Isabella Mary Anne
- Fitzgibbon, Isabelle to FitzHarris, Viscount (James Hugh Carleton)
- FitzHenry, 1st Lord (Aucher) to Fitzherbert, Evelyn Mary Walburga
- Fitzherbert, Evelyn Rebecca Augusta to FitzHerbert, Rachel
- FitzHerbert, Rachel Helen to FitzHugh, William, Lord FitzHugh
- FitzJames, 'the Grand Prior' to FitzMaurice, Barbara Harriet
- Fitzmaurice, Beatrice Mary to FitzMaurice, Horace Man
- Fitzmaurice, Ida to Fitzmaurice, Rupert James Loughnan
- FitzMaurice, Russell to Fitzpatrick, Suzanne Louise
- Fitzpatrick, Thady, 4th Baron of Upper Ossory to Fitzroy, Frederick Voyle
- Fitzroy, Gage Charles to Fitzroy-Scudamore, Charles
- FitzRoy-Stone, Alexandra Susan Joy to FitzWilliam, Joan
- Fitzwilliam, Joan to Flack, Stephanie May
- Flacke, Barrington to Fleeming, Charles
- Fleener, Sebastian Alistair to Fleming, Catherine
- Fleming, Catherine to Fleming, Janet
- Fleming, Janet to Fleming, Samuel
- Fleming, Sandford to Fletcher, Christian
- Fletcher, Christian to Fletcher, John Fletcher
- Fletcher, John Henry to Fletcher, Wiliam
- Fletcher, William to Flint, Sarah
- Flint, Sarah Esme to Flower, Desmond Llowarch Edward, 10th Viscount Ashbrook
- Flower, Dorothy to Floyd, Gillian Moyra Katherine
- Floyd, Griselda Mary Adeline to Fobes, William C.
- Focart, Beatrice to Foley, Anna Maria
- Foley, Anna Maria to Foley, Richard
- Foley, Richard to Folkes, William
- Folkestad, Ellen to Fontaine und d'Harnoncourt-Unverzagt, Valerie de la
- Fontaine, Anne de la to Foot, Ursula Mary
- Foote, 1st Baronet (Thomas) to Forbes, 5th Baronet, of Craigievar (William)
- Forbes, 5th Baronet, of Monymusk, Aberdeenshire (William) to Forbes, Bryan
- Forbes, Callum Richard to Forbes, Emily Flora
- Forbes, Emily Jane to Forbes, James Frederick Nicholas
- Forbes, James Graham to Forbes, Lachlan
- Forbes, Lachlan Maxwell to Forbes, Phyllis Margaret
- Forbes, Priscilla to Forbes, William of Kinaldie
- Forbes, William of Logie to Forbes-Smith, unknown
- Forbes-Walker, Amber Janet to Ford, Frederick John
- Ford, Gable Isobel Wilcox to Ford, Percy
- Ford, Peter Anthony Alexander to Forde, Margaret Pamela
- Forde, Margaret Selina Caroline to Forester, Francis
- Forester, Francis to Forman, Rosamond Chevallier
- Forman, Rowland to Forrester, David of Garden
- Forrester, Duncan, 6th of Torwood, 1st of Garden to Forster, Elizabeth
- Forster, Elizabeth to Forsyth, Isabella
- Forsyth, Isabella to Fortescue of Castle Hill, Baroness (Hester)
- Fortescue of Credan, 1st Baron, co. Waterford (John) to Fortescue, John, 1st Bt.
- Fortescue, John, 2nd Bt. to Fortington, Nadia
- Fortnam, Elizabeth to Foss, Vere Katharine
- Fosse, Catherine de la to Foster, Emma Christina
- Foster, Emma Eliza to Foster, Margaret
- Foster, Margaret to Foster, William
- Foster, William to Fouche, Ingeborg Augusta Sofia
- Fouché d'Otrante, Louis Douglas to Foulkes, Unknown Child
- Foulkes-Best, Sebastian Michael Draper to Fowke, William
- Fowkes, Anne to Fowler, Mabel
- Fowler, Mabel to Fox, Annie Elizabeth
- Fox, Annie Enid to Fox, Emilia Rose Elizabeth
- Fox, Emily to Fox, Jane
- Fox, Jane to Fox, Myra Alice
- Fox, Nancy to Fox, Winston James
- Fox-Andrews, Alfred James to Foxcroft, Wilhelmina Colquhoun
- Foxell, Anne Victoria to Fraguier, Yvonne de
- Frahm, Alison Margaret to Frampton, Susannah Corden
- Frampton, Thelma Margaret to France-Hayhurst, Thomas William Hamilton
- Frances, Anthony to Francis, Wolstan
- Francis-Mackworth, David to Francs, Theuderic III des
- Franeau d'Hyon, Ferdinande Dorothée Joséphe to Frankland, John
- Frankland, John to Franklin, Zoë Catriona
- Franklin-Adams, Patrick to Franks, Matthew Raynald John
- Franks, Maude Aileen to Fraser, Alexander George, 17th Lord Saltoun of Abernethy
- Fraser, Alexander Henry to Fraser, Cosmo Hugh James
- Fraser, Cynthia Anne to Fraser, Hugh, 3rd of Belladrum
- Fraser, Hugh, 4th of Lovat to Fraser, Magdalen Mary Charlotte
- Fraser, Magdalene to Fraser, Simon, 13th Lord (Fraser of) Lovat
- Fraser, Simon, 1st of Inverallochy to Fraser-Mackenzie, Verona
- Fraser-McBride, Emma Lucinda to Frederick, Edward Boscawen, 9th Bt.
- Frederick, Edward Gurdon to Freeland, Zara Louise
- Freeling, 1st Baronet (Francis) to Freeman, Philip Horace
- Freeman, Piers Anthony to Freind, William Maximilian
- Freire Dias da Costa, António to Fremantle, Patrick
- Fremantle, Paul Zachary to French, Dorothy
- French, Dorothy Christine Maud to French, John Alexander Charles
- French, John Arthur Innes to French, Robert
- French, Robert to Frend, John
- Frend, John to Freshman, Roger David Barry
- Freshnock, Cameron Surry to Freyne of Coolavin, Baroness de (Shirley Ann)
- Freyne, Baron (Hugh) to Frieze, Winston Thomas Stanley
- Frift, John to Froggatt, Wendy
- Frogley, Helen to Froster, Janet
- Frotier de Bagneux, Anna to Fry, Mary
- Fry, Mary to Frömbling, Wiltrud
- Frühwirth, Anna to Fuller Maitland, William Allan
- Fuller, 'Mad Jack Fuller' to Fuller, Richard
- Fuller, Richard Gordon to Fullerton-Elphinestone, Sidney Herbert
- Fullerton-Elphinstone, Charles to Furnell, Gerald
- Furnell, Geraldine Marie Therese to Furness, Wilson
- Furneux, Amy to Fusell, Elizabeth
- Fussell, Alexandra Rosemary Fane to Fynes-Clinton, Idonea
- Fynes-Clinton, Irene to Fürstenberg, Hermann Baron von
- Fürstenberg, Hertha von to Gabbett, Irma
- Gabbett, James to Gabriel, Thomas, Bt.
- Gabrielle, Kerry to Gage, Beatrice Eleanor Genevieve
- Gage, Benedicta Maria Theresa to Gage, Maria Theresa
- Gage, Marianne to Gahan, Mary Anne
- Gahlin, Adam Hugo to Gairdner, Thomas
- Gaire, Andrew to Galbraith, Humphrey
- Galbraith, Humphrey to Gale, John
- Gale, John to Galitzine, Nicholas Vladimirovich
- Galitzine, Nikolai to Galliard, Sarah
- Galliazzi, Grace to Gallwey, Eily Veronica
- Gallwey, Eleanor to Galsworthy, William Jack Heywood
- Galt, Ada Campbell to Galwey, Ellen
- Galwey, Ellen to Galwey, unknown
- Galwey, unknown to Gamble, Harrison Fryer
- Gamble, Hedy to Gandell, Wilfrid Pearse
- Gandia, Alfonso de to Garaway, William
- Garay y Garay, Don Recaredo de to Garden, unknown of Leys
- Garden-Campbell, Francis, 7th of Troup and of Glenlyon to Gardiner, Mary Elizabeth
- Gardiner, Mary Emma to Gardner, Hannah
- Gardner, Harriet to Gardyne, unknown
- Gare, Edna Earl to Garmston-Hyde, Thomas Derek
- Garnar, Clive Robert Sydney to Garnett, Robert
- Garnett, Robert Hugh to Garniss, Thomas John
- Garnock, 10th Viscount of (David Clarke) to Garrett, John
- Garrett, John to Garside, William Henry
- Garsini y Queralt, Ignacio de to Garton, Phyllis Mary
- Garton, Rosalind to Gascoigne, Mary
- Gascoigne, Mary to Gascoyne-Cecil, William
- Gaselee, Auriol Stephen to Gasquet, Veronique de
- Gasquet-James, Amedée de to Gathorne-Hardy, Margaret Doris
- Gathorne-Hardy, Margaret Evelyn to Gaussen, William
- Gauthier, François, Marquis de Chiffreville to Gawthorne, Peggy
- Gawthropp, Frances Mary to Gaze, Victoria Mary Ann
- Gazelli di Rossana e di Sebastiano, Luisa Gazelli dei Conti to Geddes, Colin David
- Geddes, Daisy Camilla to Gee, Richard John Earl
- Gee, Robert to Gell, William
- Gellard, Alexandra to Genade, Richard James
- Genar, Paulina Yegorovna to George, Elizabeth
- George, Elizabeth Mary to Gerard of Gerard's Bromley, 5th Baron (Digby)
- Gerard, 10th Baronet, of Bryn, co. Palatine of Lancaster (Robert) to Gerard, Winifride Mary
- Gerard-Dicconson, Eleanor Sarah to Gerrish, Zuleika
- Gerrot, John fitz to Gethin, Winifred Louise
- Gething, Burton William Ellis to Gibb, Eleanor Mary
- Gibb, Elizabeth to Gibbon, Henry
- Gibbon, Henry to Gibbons, Juliana
- Gibbons, June Cecilia to Gibbs, Clare
- Gibbs, Clemency Columba Alice to Gibbs, Lionel Cyril
- Gibbs, Lola to Gibbs, Zenda Amie Lily Sunshine
- Giberne, Anne to Gibson, Eric Nicholas Galbraith
- Gibson, Eric Osborne to Gibson, Mary
- Gibson, Mary to Gibson-Craig, James Thomson
- Gibson-Craig, Jane to Giffard, Ellen
- Giffard, Emilie to Gifford of St. Leonard's, Baroness (Tina Natalia)
- Gifford, 10th Earl of (William Montagu) to Gil, Maria Teresa Henriques
- Gilan, Yvonne to Gilbert, Walter Raleigh
- Gilbert, Walter Raleigh to Gilbey, Simon Rupert
- Gilbey, Sophie to Giles, George Alured
- Giles, George Arthur to Gill, H. Rockingham
- Gill, Harold W. C. to Gillchrest, Susan Rosemary Lee
- Gille Coemgain, Lulach mac to Gillham, Sarah
- Gilliam, Alvin Bruce to Gillman, Frances
- Gillman, Frances Hetty Webb to Gillow, William Paulyn
- Gillum, Annette Dawn to Gilmour, Yvette
- Gilmour-White, Elizabeth Ann to Giraldo, James
- Girard de Charbonnières, Andrée Marie de to Gispert, Penelope Katherine
- Gissing, Edward Freeman to Gladstone, Margaret Thompson
- Gladstone, Mary to Glanley, Sidney Archibald Lloyd
- Glanopoulo, Helen to Glasgow, William James Theodore
- Glasier, Mary to Gleasure, unknown
- Gleave, Gilbert to Glenawly, 5th Baron of, co. Fermanagh (William)
- Glenbervie, 1st Baron, co. Kincardine (Sylvester) to Glennon, Thomas
- Glenny, Annabella to Gloucester, William of
- Glover Wilson, Angus to Glumra, Eystein 'the Noisy', Jarl of the Uplanders
- Glushien, Morris to Glyn, Mary Frederica
- Glyn, Mary Frederica to Glynne, William, 5th Bt.
- Glynne-Percy, A. to Goddard, Henrietta
- Goddard, Henrietta Maria to Godfrey, Mabel
- Godfrey, Mabel Carrie to Godley, Rose Henrietta
- Godley, Rose Mary to Godwin, William
- Godwin-Austen, Alfred Godwin to Goffe, William
- Goffe, William to Goldberg-Steuart, Mary Veronica
- Goldblatt, Daniel W. H. to Goldscheider, Hirsch Marx
- Goldschmid, Alexander to Goldsmith, Zeno
- Goldspink, Alan Douglas to Gonby, Joan
- Goncalves de Mello, Mariana Carlotta Loi to González de Aguilar y González Alzamora, María
- González de Aguilar, Mariano to Gooch, Mary Ann
- Gooch, Mary Campbell to Goodbody, Beatrice Beverley
- Goodbody, Belinda to Goodbody, Joan Lydia
- Goodbody, Joan Tuthill to Goodbody, Richard
- Goodbody, Richard to Gooden-Chisholm, Uailean Hamish McUistean
- Goodenough, 1st Baronet, of Broadwell and Filkins, co. Oxford (William Macnamara) to Goodhart, Joseph Daniel Cambridge
- Goodhart, Joseph Henry to Goodman, Mary C.
- Goodman, Mary Cecilia to Goodwin, Jane
- Goodwin, Jane to Goold-Adams, Zoë
- Goold-Verschoyle, Hamilton Frederick Stuart to Gordon, Adam Durnford
- Gordon, Adam Granville to Gordon, Archibald
- Gordon, Archibald to Gordon, David
- Gordon, David to Gordon, Frances Strickland Lovell
- Gordon, Francesca Clara Ignez to Gordon, Isabel
- Gordon, Isabel to Gordon, Jean Rosamund
- Gordon, Jemima to Gordon, Lilian Beatrice
- Gordon, Lilias to Gordon, Mary Elizabeth
- Gordon, Mary Elizabeth to Gordon, Suzanne
- Gordon, Sybella Elizabeth to Gordon-Brown, Rowena Christine
- Gordon-Canning, Maud Mary to Gordon-Lennox, Elizabeth Grace
- Gordon-Lennox, Ellinor Caroline to Gore, Arthur Paul John James Charles, 7th Earl of Arran of the Arran Islands
- Gore, Arthur Ribton to Gore, George
- Gore, George to Gore, Nigel Hugh St. George, 14th Bt.
- Gore, Nina S. to Gore-Booth, James
- Gore-Booth, Jane to Gorges, William de
- Gorges, William de to Goring, William, 3rd Bt.
- Gorini, Antonia to Gorton, Unknown Son
- Gortschakov, Alexander to Gosling, Gwendolin Frances
- Gosling, Harriet to Gosset, William Butler
- Gossip, Alicia to Gouge, unknown
- Gougeon, Esther to Gough, Michael
- Gough, Michael to Gould, George Jay
- Gould, George Jay II to Goulding, Patricia
- Goulding, Phillis to Gourlay, Simon, 1st of Kincraig
- Gourlay, Susanna to Gower, D'Oyley
- Gower, Dorothy to Goëss, Marie Valerie von
- Goëss, Maximilian Reichsgraf von to Grace, Zachary James
- Grace-Weaver, Ida Mary to Grafton, Wendy
- Grafton-Dare, Elizabeth to Graham, Archibald Knightly
- Graham, Arlo Julian Stirling to Graham, Dorothy Anne
- Graham, Dorothy Eileen Beaumont to Graham, Gertrude Lysle
- Graham, Gertrude Russell to Graham, Jean
- Graham, Jean to Graham, Margaret
- Graham, Margaret to Graham, Pieter Robert Geoffrey
- Graham, Priscilla to Graham, Vera Patricia Stuart
- Graham, Vere to Graham-Toler, William Brabazon Lindsay, 4th Earl of Norbury
- Graham-Vivian, Audrey Emily to Granby, Marquess of (John)
- Grancey, Comte de (Louis) to Granger, William
- Granier, Honorate to Grant, Anne
- Grant, Anne to Grant, Dyan
- Grant, Ebenezer to Grant, Helen
- Grant, Helen Dent to Grant, John Roy of Ballindalloch
- Grant, John Roy, 1st of Phonas to Grant, Mary Frances
- Grant, Mary Isa to Grant, Tara Catherine
- Grant, Temperance to Grant-Thorold, Richard
- Grantchester, 1st Baron, of Knightsbridge in the City of Westminster (Alfred Jesse) to Grassick, Jennifer Mary
- Grassus, Gemelyn to Grattan-Bellew, Winifred Mary
- Grattan-Guinness, Susan Jane to Graves, Hugh
- Graves, Hugh Baker to Graves, Winifred Ruby
- Graves-Johnston, Carolyn Meliora to Gray, Claudine Frances Leonora
- Gray, Clemency Anne Rosemary to Gray, Hugh Stewart
- Gray, Ian to Gray, Mary
- Gray, Mary to Gray, Thora Zelma Grace
- Gray, Timothy Macmorran to Grayson, Vivienne Mary
- Graz, Bridget Mary Rhona des to Greatorex, Reuben
- Greatorex-Davies, Margaret Lee to Green, Alice Helene
- Green, Alice Jane to Green, Gregory Peter David
- Green, Guy to Green, Peter
- Green, Peter to Green-Price, Susan Marion
- Green-Price, Sylvia Rachel to Greene, Catherine
- Greene, Catherine to Greene, John
- Greene, John to Greene, Thomas
- Greene, Thomas to Greenhow, William Thomas
- Greenhurst, Elizabeth to Greenway, Teresa Gay
- Greenway, Thomas to Greenwood, Jennifer Jane
- Greenwood, Jennifer Lisbet to Greer, Emily
- Greer, Emily Charlotte to Greer, Rosalie Henrietta
- Greer, Ruby to Greeves, Georgiana Eliza
- Greeves, Georgina Dorothy to Greeves, Winefred Elizabeth
- Greeves, Yvonne to Gregory, Ernest Forster
- Gregory, Ernest Frederick to Gregson, Leonard
- Gregson, Marcus John to Grenfell, Cassandra Lorna
- Grenfell, Catherine Anne to Grenville, Eustace
- Grenville, Eustace to Gresley, Nigel John Davies
- Gresley, Nigel Walsingham to Greville, George Frederick Nugent
- Greville, George Gordon Francis to Grey, 22nd Baroness, of Ruthin (Bertha Lelgarde)
- Grey, 23rd Lord, of Ruthin (Rawdon George Grey) to Grey, Charlotte Dysart
- Grey, Charlotte Elizabeth to Grey, George Harry, 6th Earl of Stamford
- Grey, George Harry, Lord Grey of Groby to Grey, Laura Mary
- Grey, Lauren Emily to Grey, Sarah Frances
- Grey, Sarah Jane to Gribbon, William
- Griboedov, Mihail Mihailovich to Grierson, Helen
- Grierson, Helen to Grierson, Susanna
- Grierson, Susanna to Griffin, Gerald Timothy
- Griffin, Gillian Dawn to Griffith, Edward
- Griffith, Edward to Griffith, William (Sir)
- Griffith-Boscawen, Agnes Lillian to Griffiths, Mathew David
- Griffiths, Molly Estelle to Grimaldi, Sylvia Davinia Gay
- Grimason, Brownie Elizabeth to Grimston, Cicely Mildred
- Grimston, Close to Grimthorpe, Baroness (Mary Alice)
- Grimwade, Deborah Rutherford to Grogan, John
- Grogan, John to Grossman, Rinna
- Grossmith, Ena Sylvia Victoria to Grosvenor, Richard, 4th Bt.
- Grosvenor, Robert to Grout-Smith, Shirley Ann
- Grouzinsky, Vera Ilinitchna to Grove, John
- Grove, John to Grover, Elizabeth
- Grover, Elizabeth Anne to Grubb, Anne
- Grubb, Anne to Grubb, Gillian
- Grubb, Gladys Buchanan to Grubb, Mary
- Grubb, Mary to Grubb, Thomas Jonathan
- Grubb, Thomas Moore to Grubbs, Thomas Asahel
- Grubbs, Thomas Franklin to Grundler, Susanna Maria
- Grundy, Albert Walker to Guarigues, unknown daughter
- Guarnati, Elisabetta to Gudenus, Victoria Gräfin von
- Gudera, Edlegard to Guest, Edith Annie
- Guest, Edward to Guiffre, Wendy Martina
- Guigne, Catherine de to Guinibert, Peter Leslie
- Guinness, (?) to Guinness, Hannah
- Guinness, Harriet to Guinness, Sarah
- Guinness, Sarah to Guise, François de
- Guise, François I de to Gull, William Withey, 1st Bt.
- Gull, Yvonne to Gun Cuninghame, Isabella
- Gun Cuninghame, Jane Mary to Gunn, George
- Gunn, George to Gunning, George William, 5th Bt.
- Gunning, Georgina Mary to Guraya, Poonam
- Gurden, Joan to Gurney, Gerrard Hudson
- Gurney, Gladys Catherine to Gurowski y de Borbón, Maria Luisa
- Gurowski, Adam to Guthrie, Margaret
- Guthrie, Margaret to Guyenne, Charles de
- Guyet, Gabriel to Gwyn, Richard Hwfa
- Gwyn, Sarah Elizabeth to Gwynne, William Perceval
- Gwynne-Evans, 1st Baronet (William) to Görlitz, Johann von
- Görtz, Margarethe Franziska Eleonore Karoline von to Habsburg, Fernando von
- Habsburg, Fernando von to Habsburg-Lorraine, Maria Leopoldine
- Habsburg-Lorraine, Maria Theresa Anna to Hack, Thomas
- Hackburne, Katharine Deighton to Hackett, John
- Hackett, John to Hacking, Joshua
- Hacking, Leo to Haden, unknown
- Haden-Guest, 1st Baron, of Saling, co. Essex (Leslie) to Haefliger, Marguerite Luise
- Haeften van Wadenoyen, Ursulina Philippina van to Haggard, Ella
- Haggard, Ella Doveton to Haggie, William
- Haggin, Eliza to Haig, Maham Hume
- Haig, Margaret to Hain, Peter Gerald, Baron Hain
- Hainault, Arnoul de to Haitsma Mulier, Selina
- Hajainova, Alexandra to Haldane, Margaret
- Haldane, Margaret to Hale, John
- Hale, John to Hales, Timothy Manville
- Hales, unknown to Halkett, Edward
- Halkett, Eliza Anna to Hall, Benedict
- Hall, Benedicta Maria Theresa to Hall, Elizabeth
- Hall, Elizabeth Adela to Hall, Henry Samuel
- Hall, Henry Thomas to Hall, Leonard Arthur Charles
- Hall, Lesley Anne to Hall, Patrick Geoffrey
- Hall, Patrick Robert to Hall, W. Downes
- Hall, W. J. to Hallett, Wyndham Hughes
- Hallewell, Joseph Watts to Hallinan, Ruth Fritzwede
- Hallinan, Sarah to Halsbury, Countess of (Wilhelmina)
- Halse, Ann to Halswell, Sheila Duncan
- Haltenberg, Anna Rehlingen von to Hambling, William John Cotton
- Hamblington, Ellen to Hamel, Yvonne Sheila de
- Hamel-Smith, Mequeline Eugenie to Hamilton, 4th Baronet, of Donalong, co. Tyrone and of Nenagh, co. Tipperary (James)
- Hamilton, 4th Baronet, of Marlborough House, co. Hants (Thomas Sydney Perceval) to Hamilton, Anna
- Hamilton, Anna to Hamilton, Blackwood
- Hamilton, Blanche Letitia to Hamilton, Claud
- Hamilton, Claud to Hamilton, Elizabeth
- Hamilton, Elizabeth to Hamilton, Frederick Tower
- Hamilton, Frederick William to Hamilton, Harriette Katherine
- Hamilton, Harriot to Hamilton, James
- Hamilton, James to Hamilton, Janet
- Hamilton, Janet to Hamilton, John of Lettrick
- Hamilton, John of Neilsland to Hamilton, Margaret
- Hamilton, Margaret to Hamilton, Mary
- Hamilton, Mary to Hamilton, Rachel
- Hamilton, Rachel to Hamilton, Susan
- Hamilton, Susan to Hamilton, William
- Hamilton, William to Hamilton-Gordon, William Reginald
- Hamilton-Grace, Anne to Hamlyn, Susan Emily
- Hamlyn, Susan Emily to Hammick, William Maxwell
- Hammill, Amy Jeannette to Hammond, William
- Hammond-Chambers, Enid Mary to Hampson, William Seymour (Reverend)
- Hampton of Hampton Lovett and of Westwood, 1st Baron, co. Worcester (John Somerset) to Hampton, Elizabeth Jane
- Hampton, Elizabeth Jane to Hampton, Katherine Alice
- Hampton, Kathleen to Hampton, Raymond Lex
- Hampton, Raymond Phillip to Hanau und Horowitz, Prinz von (Friedrich Wilhelm)
- Hanau und Horowitz, Prinz von (Karl Heinrich) to Hanbury, Henry de
- Hanbury, Hilda Louise to Hanbury-Tenison, William Ayscough
- Hanbury-Tracy, Ada Maria Katherine to Hancock, Phyllis Marguerite
- Hancock, Ralph to Handcock, Marion Dorothy
- Handcock, Mary to Hanham, Eleanor
- Hanham, Eliza Dean to Hankey, Harold Lyons Alers
- Hankey, Harold Vere to Hanks, William
- Hanksford, Jane to Hanmer, Harry
- Hanmer, Heather to Hanmer, Wyndham Richard Guy, 9th Bt.
- Hann, Alison to Hannay, Julian George
- Hannay, Katherine Charlotte to Hannover, Welf Heinrich Prinz von
- Hannyford, Richard to Hansen, Warren Gustin
- Hansford, Anthony Nicholas to Haraldsson, Sveyn I 'Forkbeard', King of Denmark and England
- Haram, Bertie Jane Louise to Harbord, Ruth
- Harbord, Sarah Juliet to Harcourt, Cecil Beckham
- Harcourt, Cecilia Caroline to Harcourt-Cooze, William George
- Harcourt-d'Aumale, Marie d' to Hardie, Susan M.
- Hardie, Timothy to Harding, Robert
- Harding, Robert to Hardinge, Richard
- Hardinge, Richard, 1st Bt. to Hardwicke, Susan
- Hardwill, Frances Alice to Hardy, Thomas
- Hardy, Thomas Carteret to Hare, Helen Mary
- Hare, Helena to Hare, Thomas Richard
- Hare, Thomas Richard to Harford, William Scandrett
- Harford-Battersby, Abraham Gray to Hargreaves, William Sidney
- Hargreaves-Allen, Christopher to Harington, Ruth
- Harington, Sapcote to Harley, Elizabeth
- Harley, Elizabeth Unity to Harman, Wesley
- Harman, William to Harmsworth, Philomena Hélène Olivia
- Harmsworth, Pollyanna Mary Clare to Harper, Harry Bird
- Harper, Hector Frederick to Harpur-Crewe, John, 9th Bt.
- Harrach zu Rohrau und Thannhausen, Johann Nepomuk Anton Karl Leonhard Otto Bonaventura Maria Kleophas Graf von to Harrington, Margaret
- Harrington, Margaret Emily to Harris, Christopher Wensley
- Harris, Cicely to Harris, George William
- Harris, George William Wade to Harris, Lucille Olive
- Harris, Lucinda Jane to Harris, Sarah Mary
- Harris, Scott to Harrison, Anna Muriel
- Harrison, Anna Symmes to Harrison, Egerton Brydges Branfill
- Harrison, Egerton Gastnell to Harrison, Henry Douglas
- Harrison, Henry Frederick to Harrison, Lucy
- Harrison, Lucy to Harrison, Robert William
- Harrison, Robin to Harrison, Zoë Grace
- Harrison-Allen, Christable Juliet Anne to Hart Dyke, Harriet Jenner
- Hart Dyke, Helen Leonora to Hart, Frideswide
- Hart, Garry Richard Rushby, Baron Hart of Chilton to Hart, Sarah
- Hart, Sarah to Hartig, Claudia Maria Ehrentraud Johanna Franziska
- Hartig, Claudia Marieliese von to Hartley, George Blanchard
- Hartley, George Henry to Hartopp, Florence Honoria
- Hartopp, George to Hartwell-Kirby, Thomas
- Hartwig, Dagmar Karen to Harvey, Edward John
- Harvey, Edward Kerrison to Harvey, Joanna Lennox
- Harvey, Joanna Musgrave to Harvey, Rachael
- Harvey, Rachel to Harvey-Kelly, William
- Harvey-Piper, C. D. to Hase, Hans Georg von
- Hase, Hans Karl Paul Stanislaus von to Haslam, Eleanor Grace
- Haslam, Elizabeth to Hasset, Fannie Chaffee Grant
- Hassett, Adam Robert to Hastings, Catherine
- Hastings, Catherine to Hastings, Henry, 1st and last Baron Loughborough of Loughborough
- Hastings, Henry, 3rd Earl of Huntingdon to Hastings, Samuel
- Hastings, Sara to Hatch, William Thomas
- Hatchard, Florence Mary Annabella to Hattersley, William John
- Hattingh, Rosemary to Haughton, Anne
- Haughton, Anne to Haughton, Helena Byrde
- Haughton, Helena Cambridge to Haughton, Mary
- Haughton, Mary to Haughton, William
- Haughton, William to Havelock, William Waller Carrington
- Havelock-Allan, Alice to Haward, Tristram Warrington
- Hawarden, 1st Viscount, of Hawarden, co. Tipperary (Cornwallis) to Hawker, Peter
- Hawker, Peter to Hawkins, Charles
- Hawkins, Charles to Hawkins, John
- Hawkins, John Alexander Sneyd to Hawkins, Zella
- Hawkins-Byass, John Arthur to Hawley, Georgina Marguerite
- Hawley, Gertrude to Haworth, Winifred Geraldine
- Haworth-Booth, Adrian Robert to Hay of Yester, 9th Lord (John)
- Hay, 10th Baronet, of Alderston, East Lothian (Frederick Baden Powell) to Hay, Beatrix
- Hay, Beatrix to Hay, Emma
- Hay, Emma to Hay, James Malcolm of Seaton
- Hay, James of Barra to Hay, Margaret
- Hay, Margaret to Hay, Robert
- Hay, Robert to Hay, Zoe Margaret Thomson
- Hay-Dinwoody, Dorothy Noel to Hayden, William
- Hayden-Scott, James Adrian to Hayes, James Hurst
- Hayes, James Richard to Hayes, Zoe Ryba
- Hayes-Newington, Adam Lyle to Hayne, William Burges
- Haynes, Alasdair Frederick Seton to Hayter, William Thomas Baring
- Hayter-Hames, Anne Longfield to Haywood, Susan
- Haywood, Thomas to Hazlerigg, Roger Greville
- Hazlerigg, Roger Greville to Head, Janet
- Head, Jean to Headlam, Vera
- Headland, Alice Maude to Healy, Terence
- Healy, Thomas to Hearst, William Randolph, Jr.
- Heas, Elizabeth to Heathcoat Amory, Thierry
- Heathcoat, Anne to Heathcote, Edith Millicent
- Heathcote, Edmund to Heathcote, Letitia
- Heathcote, Letitia Maria to Heathcote-Drummond, Mary Adelaide
- Heathcote-Drummond-Willoughby, Alice (Lady) to Heaton-Armstrong, Lucy Ann
- Heaton-Armstrong, Lucy Emily to Heber, Reginald
- Heber, Reginald to Heddington, 9th Baron, co. Oxford (William Aubrey de Vere)
- Heddital, Edith to Heemstra, Wiskjen van
- Heenan, Gavin James Douglas to Heilbron, Vivien Sarah Frances
- Heilbut, Jennifer Elspeth Mary to Hele, William Sander
- Helen, Catherine Sarah to Helmore, William Harry
- Helms, Alec James to Hely Hutchinson, William
- Hely, Ada Bene Costello to Hemphill, William
- Hempsall, Anne Isabel Jane to Henderson, Angela Mary Oriana
- Henderson, Angus George to Henderson, Felix Beaumont Brodie
- Henderson, Fergus Alexander to Henderson, Julie
- Henderson, Juliet to Henderson, Sandra Marion Brodie
- Henderson, Sarah to Hendry, unknown son
- Hends, Margaret Theresa to Henley of Chardstock, Baroness (Nancy Mary)
- Henley, 1st Baronet (Andrew) to Henn, William Francis
- Henn-Gennys, Florence Cordelia to Hennessy, Rosalind Carlisle
- Hennessy, Rosemary Irene to Henniker-Heaton, Yvo Robert, 4th Bt.
- Henniker-Hughan, Alison Frances to Henry, Francis
- Henry, Frederick Hugh to Hensman, William
- Henson, Ann to Hepburn, George
- Hepburn, George to Hepburn, Marion
- Hepburn, Marion to Hepburne-Scott, Francis
- Hepburne-Scott, Francis to Herbert, 4th Lord (Henry)
- Herbert, 5th Baron, of Cardiff, co. Glamorgan (Philip) to Herbert, Edward
- Herbert, Edward to Herbert, Hermione Gwladys
- Herbert, Hester to Herbert, Nicholas
- Herbert, Nicholas to Herbert, Winifred Mabel
- Herbert-Huddleston, Gwendoline Marie Josephine to Heriot, George of Longriddry
- Heriot, George of Ramornie to Hermon-Hodge, Valentine Kathleen
- Hermon-Worsley, Harold Montagu to Heron-Maxwell, William Henry Stopford of Teviot Bank
- Heron-Maxwell-Blair, Edward James to Herrmann, unknown
- Herrold, Charles John Anthony to Hervey, Augustus Henry
- Hervey, Augustus Henry Charles to Hervey, Thomas Kebble
- Hervey, Thomas Percy Arthur to Hesilrige, Deborah Maria
- Hesilrige, Deborah Maria to Hesketh, William
- Hesketh-Jones, Robert Christopher to Hessen-Darmstadt, Leopold von
- Hessen-Darmstadt, Ludwig 'the Steadfast' to Hessen-Kassel, Prinzessin von (Elisabeth Margarethe)
- Hessen-Kassel, Prinzessin von (Juliane Luise Amelia) to Hester, Maud Delicia
- Hester, Maud Gladys Hastings to Heward, Rupert Lionel
- Heward, Stephen to Hewett, Margaret
- Hewett, Margaret to Hewitt, Helen Blanche
- Hewitt, Helen Jean to Hewlett, Patrick
- Hewlett, Richard to Heybourn, unknown
- Heybrook, Laura to Heygate, Yvonne Sylvia
- Heygster, Eleanor to Heywood, Elizabeth
- Heywood, Elizabeth to Heywood-Lonsdale, Nichola Caroline
- Heywood-Lonsdale, Oliver Robert to Hibbert-Ware, Titus Herbert
- Hibbett, Edith to Hickman, Anne
- Hickman, Anne to Hickman, Richard Malim
- Hickman, Richard Ranulf to Hicks, Richard
- Hicks, Richard to Hide, Winston Alexander
- Hiden, Rosamond Edna to Higginson, Georgina May
- Higginson, Gertrude Wilmer to Hight, Ian Claude
- Hight, Ida Elizabeth to Hiles, Selina
- Hiley, Ann Christina to Hill, Annie
- Hill, Annie to Hill, David Graham
- Hill, David Ian to Hill, Florentia Maria
- Hill, Frances to Hill, James Kenneth
- Hill, James Lawrence Ingram to Hill, Lorraine Margaret
- Hill, Lorres Ann to Hill, Noeline Ruth
- Hill, Nora Alice to Hill, Sharon Joy
- Hill, Sheila Mary to Hill-Trevor, Rosamond Catharine
- Hill-Trevor, Sophia to Hillier, Penelope Elizabeth Anne
- Hillier, Philip to Hilton, Jennifer Margaret
- Hilton, Jennifer, Baroness Hilton of Eggardon to Hinde, John Egerton Berthon
- Hinde, Kathleen to Hines, William Anson
- Hing, Lau Cha to Hippisley, Michael John
- Hippisley, Penny to Hislop, William
- Hiss, Brenda Scott von to Hoah, Selwyn Barton
- Hoang, Kim to Hoare, Elizabeth
- Hoare, Elizabeth to Hoare, Keith Peter
- Hoare, Keith Robin to Hoare, Sorrel Harriet Nicola
- Hoare, Stafford O'Brien to Hobart, Margaret Emily
- Hobart, Margaretta to Hobbs, Thomas
- Hobbs, unknown to Hobhouse, William A.
- Hobill-Cole, Fiona to Hobson, William James
- Hoby, Amy Frances to Hoddinott, Sophia Marjorie Imelda
- Hodeholme, Christiana de to Hodges, Reginald Arthur
- Hodges, Richard Christie to Hodgson of Abinger, Baroness, of Abinger in the County of Surrey (Fiona Ferelith)
- Hodgson of Astley Abbotts, Baron, of Nash in the County of Shropshire (Robin Granville) to Hodgson, Richard
- Hodgson, Richard to Hodson, William
- Hodson, William to Hoffman, Victoria Lynn
- Hoffman, Wendy Angela Suzanne to Hogendorp, Willem van
- Hogenhove, Aletta van to Hogg, Julia
- Hogg, Juliana Ann Harriet to Hoggins, Thomas
- Hoggner, Frederica Maitland d to Hohenberg, Marie Elisabeth von
- Hohenberg, Marie-Cristine Prinzessin von to Hohenlohe, Ymana
- Hohenlohe-Bartenstein und Jagstberg, Johann Friedrich Michael Carl Maria Fürst zu to Hohenlohe-Langenburg, Marie Isabella Gabrielle Franziska Ferdinandine Prinzessin zu
- Hohenlohe-Langenburg, Marie Isabella Prinzessin zu to Hohenlohe-Waldenburg-Neuenstein, Ulrich von
- Hohenlohe-Waldenburg-Pfedelbach, Ludwig Gottfried Graf zu to Hohenlohe-Öhringen, Prinz zu (Kraft)
- Hohenlohe-Öhringen, Prinz zu (Kraft) to Hohenzollern, Sofie von
- Hohenzollern, Sofie von to Hohler, Victoria Lisette
- Hohler, Viveca Judith Maria to Holbrow, Sarah
- Holbrucke, Alis to Holden, Frank
- Holden, Frederick William to Holder, Isabella Dorothea
- Holder, J. to Holford, George Peter
- Holford, Georgina to Holland, Elisabeth Hilda Margaret
- Holland, Eliza to Holland, Miriam Agnes
- Holland, Muriel to Hollant en West Friesland, Graaf in (Dirk II)
- Hollant en Zeeland, Floris IV Graaf van to Hollingsworth, William Thursfield
- Hollington, Alfred Jordan to Holloway, Xanthe
- Hollowell, Mary to Holme, William
- Holme-Summer, Mary Barnard to Holmes à Court, William Walter
- Holmes, 1st Baron (Thomas) to Holmes, Madelon Edson
- Holmes, Margaret to Holroyd, John William
- Holroyd, Joseph to Holstein-Gottorp, Sophie Charlotte, Herzogin von Oldenburg
- Holstein-Gottorp, Sophie von to Holt, Henry Percy
- Holt, Herbert Paton to Holton, Robeena
- Holttum, Anne Elizabeth to Home, Agnes
- Home, Agnes to Home, John of Blackadder, 2nd Bt.
- Home, John of Blackadder, 3rd Bt. to Homfray, Virginia A.
- Homfray-Davies, Heather to Hone, Lucretia
- Hone, Lucy to Honnor, William
- Honorati, Honorato to Hoo, Thomas, 1st Lord Hoo
- Hooch, Helena de to Hood, Jennifer
- Hood, Joan to Hoogstraten, Graaf van (Anton I)
- Hoogterp, Jacqueline Harriet to Hooper, Martha
- Hooper, Mary to Hope Johnstone, Trudy Anne
- Hope Johnstone, unknown to Hope, Charlotte Rennie
- Hope, Cherylin to Hope, James
- Hope, James to Hope, Mary Margaret Lucy
- Hope, Mary Monica to Hope-Dunbar, Philippa
- Hope-Falkner, Diana Margaret to Hopkins, Elizabeth
- Hopkins, Elizabeth to Hopkinson, Emily
- Hopkinson, Emily to Hoppringle, Thomas of Torsance
- Hopson, Alan David to Horder, Thomas Mervyn, 2nd Baron Horder
- Hordern, Alexander Radcliffe to Hore, William
- Hore-Belisha, 1st Baron, of Devonport, co. Devon (Leslie) to Hornblower, Rosalie
- Hornbrook, Virginia Wallis to Horne, Elizabeth Williamson
- Horne, Ellen to Horner, Marian Diana
- Horner, Mark to Horrell, Roy Kenneth
- Horridge, E. S. to Horsfall, William Hodgson
- Horsfield, Agnes to Hort, Iris Elizabeth
- Hort, James Fenton, 8th Bt. to Horton, William
- Horton, William to Hoskyns, Andrew John
- Hoskyns, Ann to Hoskyns, Zara Stephanie Jardine
- Hoskyns-Abrahall, Adam James to Hoste, Thomas Edward
- Hoste, Walter to Hotham, Louisa
- Hotham, Louisa Augusta to Houghton, Charles Thomas
- Houghton, Charlotte to Hourie, James
- Hourigan, Hilton to Houston, John Anthony
- Houston, John Fulton to Houstoun, William Robert
- Houstoun-Boswall, Alexander Alford of Blackadder to Hovy, Willem
- How, Adelize to Howard, Ann Augusta
- Howard, Ann Elizabeth Frances to Howard, Corona Elsie
- Howard, Craven to Howard, Frances
- Howard, Frances to Howard, James
- Howard, James Allan to Howard, Margaret Fanny
- Howard, Margaret Fitzalan to Howard, Reginald Dilworth
- Howard, Reginald Dilworth to Howard, Wendy Anne
- Howard, William to Howbert, William Irving
- Howburn, Elizabeth to Howe, Stan
- Howe, Susanna to Howell, William
- Howell-Thomas, Dorothy to Howie, Williamina Martha Mary
- Howie-Reid, Margaret Paterson to Howth, William
- Hoxar, Jennifer Louise de to Hoyos, Veronika
- Hoysted, Charlotte to Hubbard, Nicolette
- Hubbard, Noel Agnes to Huddlestone, William John
- Huddy, Benjamin Franklin to Hudson, Harriett
- Hudson, Harrington to Hudson, Tom Guy Jack
- Hudson, Tony to Huggins, Henry
- Huggins, Henry Thomas to Hughes, Arthur John
- Hughes, Arthur Joseph to Hughes, Georgianna
- Hughes, Gerard to Hughes, Martha
- Hughes, Martha Elizabeth to Hughes, Timothy John Pell
- Hughes, Timothy Morgan to Hughes-Young, Selina Lilian
- Hughson, E. to Hull, John Winstanley
- Hull, Judith M. to Hulton, Henry
- Hulton, Henry to Hume, Gustavus
- Hume, Gustavus, 3rd Bt. to Humfrey, Mary
- Humfrey, Mary Isabella to Humphreys, M.
- Humphreys, Mabel Alexandra to Hungate, William
- Hungate, William to Hungerford, Fanny Edith
- Hungerford, Fay to Hungerford, Mary
- Hungerford, Mary to Hungerford, Wilhelmina
- Hungerford, William to Hunt, Eliza
- Hunt, Elizabeth to Hunt, Martha
- Hunt, Martha O. to Hunt, Winifred
- Hunt-Grubbe, Ada Laetitia to Hunter, Alexandra Alice Margaretta de Plumpton
- Hunter, Alfred to Hunter, Isabella
- Hunter, Isabella to Hunter, Pauline
- Hunter, Pauline Natalie Mullen to Huntingdon, Maud
- Huntingdon, Robert of to Huntly, Vera Harcourt
- Huntly, Zillah Huntly to Hurrell, William
- Hurren, Edna Matilda to Husser, Garnet
- Hussey Burgh, Anne to Hussey, Rhoda
- Hussey, Richard to Hutchins, William
- Hutchinson of Alexandria and Knocklofty, 1st Baron, co. Tipperary (John) to Hutchinson, Robert
- Hutchinson, Robert to Hutchison, Winefryde Eleanor Mary
- Hutchison-Poë, 1st Baronet (William) to Hutton Bury, William Bacon
- Hutton of Furness, Baron, of Aldingham in the County of Cumbria (John Matthew Patrick) to Hutton, Ralph
- Hutton, Ralph to Huyssen van Kattendijke, Willem Johan Cornelis Ridder
- Huzzard, John Vease to Hyde, John
- Hyde, John to Hyland, Susan C.
- Hyllyard, Dionis to Hökerberg, Klaus
- Höllrigl, Valerie to Ieuan, Myfanwy verch
- Ievan, Gwenhwyfa ap to Iliffe, William Isaac
- Ilive, Elizabeth to Impey, Henrietta Matilda
- Impey, Henrietta Matilda to Incledon, Susan Amber
- Incledon-Webber, Adrian B. to Ingham, Zelda Raney
- Ingham-Clark, Beatrice to Ingles, Timothy James
- Ingleton, Elizabeth to Inglis-Jones, Sara
- Inglisberry and Nemphlar, 1st Viscount of (John) to Ingram, Jane Lindsay
- Ingram, Jennifer to Inman, William St. John
- Inman, Wilson to Innes, Celia Jane
- Innes, Charles to Innes, Gertrude
- Innes, Gilbert to Innes, Jean
- Innes, Jean to Innes, Mary
- Innes, Mary Alison to Innes, unknown wife
- Innes, unknown wife to Insoll, T. Baker
- Instone, Anne to Irby, Christian Florence
- Irby, Christian Geraldine Mary to Irby, Winifred Mary
- Ireby, Adam to Iremonger, William
- Iremonger, William to Irvine, Cecil
- Irvine, Charles to Irvine, Somerset Gore Darey
- Irvine, Sophia to Irving, Robert of Corniehaugh
- Irving, Robert Weir to Irwin, William Phibbs
- Irwin-Clark, Aimée Stephanie Ilona Antonia to Isar, Nicoletta
- Isard, David to Isham, Louisa
- Isham, Louisa Mary to Ison, Willard A.
- Israel, Barrow Helbert (Sir) to Ives, Violet Maud Cecil
- Iveson, Henry to Jackman, Penelope Anne
- Jackman, Philip to Jackson, Chani Leigh
- Jackson, Charity to Jackson, Finola C. M.
- Jackson, Fiona Yvonne to Jackson, Jane
- Jackson, Jane to Jackson, Maria Margaretta
- Jackson, Maria Theodosia to Jackson, Rosanah
- Jackson, Rose Helen Drummond to Jackson, William Wakatere
- Jackson, William Ward to Jacobs, Emily Rose
- Jacobs, Emma to Jadwin, John
- Jadwin, John to Jago, William
- Jagoe, Hannah L. to James, Clement Fletcher
- James, Colin Prinsep to James, Jason Bernard
- James, Jemima E. to James, Poppy
- James, Rachel to Jameson, Henrietta Frances
- Jameson, Henry to Jamieson, William Magnus
- Jamin, Miriam to Jansz, Tjercks
- Janti, Auguste Charles Joseph de to Jardine, Jean Alison
- Jardine, Jean Evelyn Livesey to Jarvis, Joseph John, 1st Bt.
- Jarvis, Joyce Jean to Jay, William Clouston
- Jaycox, Sarah M. to Jebb, Susannah Gladwyn
- Jebb, Theodore Philip to Jefferson, Thomas
- Jefferson, Thomas to Jeffreys, Margaret
- Jeffreys, Margaret Gwyn to Jejeebhoy, Virbaijee
- Jejerskjold, Count (Charles) to Jenkin, William
- Jenkings, Stiverd to Jenkins, Philippa Anne
- Jenkins, Prudence to Jenkinson, Sarah E.
- Jenkinson, Sarah Louise to Jenner-Fust, Herbert
- Jenners, Barbara Claire to Jennings, Winifred
- Jennings-Bramly, Alfred to Jephson, Thomasine
- Jephson, unknown daughter to Jerningham, Violet
- Jerningham, William Charles to Jervis, Sophia
- Jervis, St. Leger Henry to Jesser-Coope, Julia Helen
- Jessiman, Faith Justin to Jeston, Robert Green
- Jesty, Yvonne Rita Sarah Frances to Jocelyn, Anne
- Jocelyn, Anne to Joffe, Vanetta
- Joggett, Elizabeth to Johns, Michael James
- Johns, Michelle to Johnson, Caroline Hope
- Johnson, Caroline Jane to Johnson, Ethel Mary
- Johnson, Ethelred Harriet Matilda to Johnson, Joanna
- Johnson, Joanna to Johnson, Mary Lilian Kythe
- Johnson, Mary Rushton to Johnson, Sarah Jack Paley
- Johnson, Sarah Jack Paley to Johnson-Ferguson, Nicholas Swynfen
- Johnson-Ferguson, Ninian Charles to Johnston, Catherine
- Johnston, Catherine to Johnston, Georgina Frances Amy
- Johnston, Georgina Margaret Gerrie to Johnston, Katherine
- Johnston, Katherine to Johnston, Randal William Johnston
- Johnston, Randal William MacDonnell to Johnston, William of that Ilk
- Johnston, William Patrick to Johnstone, Darron Edwin
- Johnstone, David to Johnstone, James
- Johnstone, James to Johnstone, Marie Gordon
- Johnstone, Marilyn Jane to Johnstone, Violet Agnes Charlotte Mary
- Johnstone, Violet Florence Ernestine to Joliffe, William
- Joll, Alan Trevor to Jolly, Richard
- Jolly, Richard Frank to Jones, Annie Keartland
- Jones, Annie Patricia to Jones, David
- Jones, David to Jones, Emily Hird
- Jones, Emma to Jones, Henry Herbert
- Jones, Henry James (Reverend) to Jones, Josephine
- Jones, Josephine Mary Margaret to Jones, Mary
- Jones, Mary to Jones, Philip Gason FitzGerald
- Jones, Philip George to Jones, Steven
- Jones, Susan to Jones-Davies, Victoria Ann
- Jones-Fenleigh, E. to Jordan, Randall Taylor
- Jordan, Redford to Joukov, Vassili
- Joukova, Zenaide to Joyce, Mary Sacheverel
- Joyce, Matthew Ingle to Jud, Xenia Georgievna
- Judah, Katherine to Julin, Sigrid Elisabeth
- Julius, Ada Alexandrina to Jutton, Sidney Arthur
- Juul, K. Dominique to Kahn, Richard Ferdinand, Baron Kahn
- Kahnweiler, Betty to Kane, Robert
- Kane, Robert R. Comney to Karolyi, Viktor
- Karooz, Angela to Kavalieris, Winifred Jill
- Kavanagh, A. to Kay, William Robertson
- Kay-Lassels, Phillip to Keach, Olivia Nicole
- Keagan, Kathleen Marg to Kearney, James
- Kearney, Jane to Keats, W. R.
- Keaveney, Catherine Ruth to Keely, Vivien Ann
- Keeman, Kris William Reginald to Kehoe, unknown
- Keie, Mary to Keith, Anne
- Keith, Anne to Keith, Sally
- Keith, Samuel Henry Michael to Kelburn, Viscount of (David Michael Douglas)
- Kelcey, Harriet Isabel to Kellett, Margaret Ann
- Kellett, Margaret de to Kellogg, Louisa Rawsoll
- Kellogg, Lucinda to Kelly, Douglas Edmund
- Kelly, Dustin Philip to Kelly, Kylie Elizabeth
- Kelly, Lauren Margaret to Kelly, Yvonne Lockington
- Kelly-Holdsworth, Albinia to Kemeys, William
- Kemeys-Tynte, Alice to Kemp, Patience
- Kemp, Patrick to Kemsley, Viscountess (Hélène Candida)
- Ken, Christopher to Kendall, Toni Elizabeth
- Kendall, unknow daughter to Kennard, Frances Charlotte Celestine
- Kennard, Frances Doris to Kennaway, Mary Joyce
- Kennaway, Mary St. Joan Howard to Kennedy, Clare Gloria Delap
- Kennedy, Clare Louise to Kennedy, Grizel
- Kennedy, Grizel to Kennedy, Katherine
- Kennedy, Katherine to Kennedy, Robert Francis
- Kennedy, Robert Francis to Kennerley, William
- Kennert, Agnes to Kenry, 2nd Baron, co. Limerick (Windham Thomas)
- Kensall, Hannah Grissell to Kent, Olivia Mercedes
- Kent, Oswine of to Kenyon, Fanny Mary Katherine
- Kenyon, Florence Anna to Kenyon-Slaney, William Slaney
- Keochlin, Barbara Florence to Keppel, Sophia Mary
- Keppel, Sophia van to Ker, Margaret
- Ker, Marion to Kerbrech, François Maurice Seymour Faverôt de
- Kerby, Anne Byam to Kerr, Angela Helen
- Kerr, Angelina Patricia to Kerr, Jane
- Kerr, Jane to Kerr, Robert, 1st Marquess of Lothian
- Kerr, Robert, 2nd Earl of Lothian to Kerrison, Winifred May
- Kerruish, Albert William to Kersteman, William Brewse
- Kertesz, George Michael to Ketteler, Wilhelm Emmanuel Freiherr von
- Kettenburg, Marie-Catherine Baronin von to Key, William Henry
- Keydon, Esther to Keyt, William, 3rd Bt.
- Keyte, Jennifer M. to Kidd, Martha
- Kidd, Martha to Kiernan, William Joseph
- Kiersey, Diana Joan to Kildare, Countess of (Mary)
- Kildare, Henry of to Kilmaine, Elizabeth
- Kilmalew, Hector de to Kimball, Susan
- Kimbell, David to Kincaid Lennox, Margaret Cunningham
- Kincaid, Alwyne Cecil of Kincaid, Chief of Kincaid to Kindersley, Lyonella Joan Tollemache
- Kindersley, Margaret Diana to King, Barbara Jean
- King, Baron of Ockham, 10th Lord, co. Surrey (Lionel Fortescue) to King, Elizabeth Sarah
- King, Elizabeth Sarah Polk to King, James Russell
- King, James Stewart to King, Margaret Thompson
- King, Margaret Westall to King, Rosamond Anne
- King, Rose to King-Farlow, Victoria
- King-Frazer, Edward to Kingsale, Nevinson Mark
- Kingsberry, Francis to Kingscote, Mary
- Kingscote, Mary to Kingsmill, June
- Kingsmill, Levina to Kingston-upon-Hull, 4th Earl of (William)
- Kingstone, Alexander to Kinloch, Elisabeth Maria Olga Harriet Ernestine
- Kinloch, Eliza Napier to Kinnaird, Madeline Elizabeth
- Kinnaird, Magdaline to Kinsky, Henriette Eleonore Maria Rlena Gräfin
- Kinsky, Henriette Gräfin to Kirby, Leslie Grace Elizabeth
- Kirby, Lindsay Anne to Kirkbride, Timothy George
- Kirkby, Alice to Kirkpatrick, Athol
- Kirkpatrick, Augustus John to Kirkpatrick, Maureen Ann
- Kirkpatrick, Michael Alexander Addison to Kirschbaum, Gudrun
- Kirschberg, Anthony Graeme to Kiselev, Pavel Dmitrievitch (General graf)
- Kiseleva, Elizaveta Dmitrievna to Kitching, William Thomas
- Kite, Margaret to Klee, Virginia Violet de
- Kleeburg, Graf von (Johann Casimir) to Kleyn, Peter
- Klien, Elena to Knape, Sigrid
- Knapheis, Baillie to Knatchbull, Nicholas Louis Charles Norton
- Knatchbull, Nicholas Timothy Charles to Knebworth of Knebworth, 5th Viscount, co. Hertford (John Peter Michael Scawen)
- Knebworth, Viscount (Alexander Edward John) to Knight, Florita Maria Engracia
- Knight, Frances to Knight, Richard Alexander
- Knight, Richard Ayshford to Knightley, Valentine
- Knightley, Valentine to Knollys, Edward
- Knollys, Edward George William Tyrwhitt, 2nd Viscount Knollys to Knowles, Eleanor
- Knowles, Eleanora Margaret to Knox, Bruce
- Knox, Bryce Muir (Colonel Sir) to Knox, Jane
- Knox, Jane to Knox, Zinna Ethel
- Knox-Browne, Augusta Caroline to Knyvett, John
- Knyvett, John to Koe, Winifred
- Koecher, Helena to Konig, Wolfgang
- Konigsegg-Aulendorf, Constantin Maximilian Imre Eusebius Graf zu to Korff-Kerssenbrock, Pauline
- Koris, Michele to Kovachevska, Deenya
- Kovachevsky, Dimitri to Kremer, Thomas
- Kremesec, Kim Maree to Krüsi, Sandra Irene
- Krütly, Katharine to Kurland, Sofie von
- Kurner, Georg Andreas to Kyme, William, 2nd Lord Kyme
- Kymyel, Elizabeth to Kärnten, Wilibirg von
- Kæmpe, Karen to La Touche, Grace
- La Touche, Harriet to Labouchere, Mary Aymée Lilian
- Labouchere, Mary Dorothy to Lacon, Edmund Beecroft Francis Heathcote, 5th Bt.
- Lacon, Edmund Broughton Knowles, 4th Bt. to Lacy, Maurice John Pierce, 2nd Bt.
- Lacy, Michael John to Lafone, Violet Grace
- Lafontaine, Carlos to Laing, Ida
- Laing, Iona Rose Grant to Laird, Winifrede Jean
- Laird-MacGregor, E. G. to Lake, William Sidney
- Lake, Willoughby to Lalor, Richard
- Lalouette, Astrid to Lamb, Stephen Ernest Henry
- Lamb, Sue M. to Lambart, Selina Katherine
- Lambart, Sohpia to Lambert, Cecil Lathrop
- Lambert, Cecilia to Lambert, Gladys Altree
- Lambert, Gladys Mabel to Lambert, Madeline
- Lambert, Madeline to Lambert, Thomas
- Lambert, Thomas to Lambton, Beatrix Frances
- Lambton, Beatrix Louisa to Lamont, Fynert
- Lamont, Gelis to Lampson, Jane Walter
- Lampson, Jean Leslie to Lancaster, William, Lord of Kendal
- Lancaster-Lucas, Mary Yelverton to Landon, James Whittington
- Landon, Joan Mary to Lane, Blanche Emma
- Lane, Bradley to Lane, Kathryn Alice
- Lane, Kenneth R. to Lane-Fox, Violet Ida Evelyn, Baroness Darcy de Knayth
- Lane-Fox-Pitt, Nesta Mary to Lang, Wolfrian Iveagh
- Lang-Suydam, Jeanne to Langford of Summerhill, Baroness (Ruth St. John)
- Langford, 1st Baronet (Hercules) to Langham, William, 8th Bt.
- Langham-Carter, Reginald Robert to Langmead, Vera
- Langmore, Alfred B. to Langston, Sarah
- Langstroth, Hannah J. to Lanning, Sophie Alexandra Rose
- Lannoy, Albert Eugène Marie Ghislain Graaf de to Lapp, William
- Lappin, Ann M. to Larkin, Walter
- Larking, Adela Maria to Lascelles, Daniel William
- Lascelles, David Arthur George to Lascelles, Rupert John Orlando
- Lascelles, Ruth to Latham, Barbara
- Latham, Barbara Wendy to Lathom, Thomas de
- Lathrop, Abigail to Lattey, Tempe Isabel Frances
- Lattimore, Andrew Stuart to Lauder, Larry
- Lauder, Lewis to Laughton, unknown
- Laughton-Scott, Edward Hay to Laurie, Lucia F.
- Laurie, Lucie Françoise Géraldine to Laver, Patrick Martin
- Laveran-Stieber von Jinzberg, Louisette von to Law, Frank Percy
- Law, Frederica to Law, Thomas Henry
- Law, Thomas Pakenham to Lawless, William
- Lawless, William Hampden Evans to Lawrence, Baby
- Lawrence, Barbara to Lawrence, John
- Lawrence, John to Lawrence, Wayne Barry
- Lawrence, William to Lawson, Avarina Jane
- Lawson, Barbara to Lawson, Margaret
- Lawson, Margaret to Lawther, Thomas Hope Brendan
- Lawtie, Eliza to Layard, Margery Phyllis
- Layard, Maria Henrietta to Layton, Winifred Mary
- Layton-Hay, Arran Cosmo to Le Fanu, Louise
- Le Fanu, Lucie Catherine to Le Marchant, John
- Le Marchant, John to Le Sueur, Thomas
- Le Suire, Elisabeth Charlotte von to Leach, John
- Leach, John to Leadley, William Roland
- Leaf, Angela N. to Lean, Thomas Nickell
- Leaney, Sarah to Leask, Ethel
- Leask, Euphan Seater to Leatham, William Henry
- Leatham, William Henry Cockerell to Leche, William
- Lecher, Denise Lauren to Lecky, William
- Lecky-Browne-Lecky, Annie Henrietta to Ledsam, Sarah
- Ledsham, Cynthia to Lee, Elizabeth Mary
- Lee, Elizabeth Thomasina Evans to Lee, Meryan Patricia Louise
- Lee, Michael to Lee-Warner, James (Reverend)
- Lee-Warner, John to Leeds, Joseph Edward, 2nd Bt.
- Leeds, Joseph Mashiter to Lees, Benita Blanche
- Lees, Benjamin to Lees, Mary Louisa
- Lees, Mary Massy to Lefebure, Victor
- Lefebvre de Laboulaye, Helene to Legard, Edith Cecilia
- Legard, Edith Margaret Emily Mary to Legge, Colin Brendan
- Legge, Colin Michael Bevington to Legge, William Walter, 5th Earl of Dartmouth
- Legge, William, 10th Earl of Dartmouth to Legh, Mary
- Legh, Mary to Leicester of Holkham, Countess of (Vera)
- Leicester, 1st Earl of (George) to Leigh, Catherine
- Leigh, Catherine to Leigh, Harold
- Leigh, Harriet to Leigh, Marjorie Joan
- Leigh, Martha to Leigh, Thomas
- Leigh, Thomas to Leighton, Elaine Watkins
- Leighton, Eleanor Angharad Diana to Leiningen-Dagsburg-Hartenburg, Christiane Magdalena Gräfin von
- Leiningen-Dagsburg-Heidesheim, Christian Karl Reinhard Graf zu to Leith, Jean
- Leith, Jean to Leke, Robert, 3rd Earl of Scarsdale
- Lekow, Rita von to Lendrum, William Trevor
- Lendrun, Mary to Lennon, William
- Lennox Kincaid Lennox, Cecilia to Lenox-Conyngham, Harriet Alice Katherine
- Lenox-Conyngham, Harriett to Leonard, Marie Louise
- Leonard, Mark Francis to Lerner, Simon Michael
- Leroux, George Wilson to Leslie, Charles, 2nd Bt.
- Leslie, Charlotte to Leslie, Jane Florence
- Leslie, Janet to Leslie, Norman
- Leslie, Norman to Leslie-Melville, Lucy
- Leslie-Melville, Lucy Mabel to Letham, Roland Forrest
- Lethbridge, 1st Baronet, of Westaway House, Pilton and Winkley Court, co. Devon (John) to Lethbridge, Zenobia
- Lether, Daphne Margaret to Leutzendorff, Wilhelmine-Gabriele Adelhaid
- Leuven, Ida von to Levesley, Sarah Elizabeth
- Leveson of Stone, 1st Baron, co. Stafford (Granville) to Leveson-Gower, William
- Leveson-Gower, William George Gresham to Levinge, Evelyn Hugh
- Levinge, Evelyn Mary to Levis-Mirepoix, Ysinde Sabine Marie-Pierre Gernard de
- Levis-Montmorand, Marguerite de to Lewes, Robin Hugh
- Lewes, S. to Lewis, Charlotte Diana
- Lewis, Charlotte Eleanor Wyndham to Lewis, Henry David
- Lewis, Henry Francis Peterkin to Lewis, Michael Humphrey Stuart
- Lewis, Michal Augusta to Lewis, Zoe Helen
- Lewis-Barned, Harry Barned to Lewthwaite, Margaret
- Lewthwaite, Margaret Berkeley to Leyborne-Popham, Mary Ann Emily
- Leyborne-Popham, Mary Anne to Lezemore, Victoria
- León, Alfonso IV de to Liddell, David Lyon
- Liddell, David Oswald to Liddell, Thomas Henry, 1st Baron Ravensworth
- Liddell, Thomas Hodgson to Liebich, Louisa
- Liebig, Rizza Baronin von to Liechtenstein, Maximilian I Prinz von
- Liechtenstein, Maximilian II Prinz von und zu to Liggins, Henry
- Light, Alexander Whalley to Likely, Sheila Molly
- Likharevna, Vera Ivanovna to Lillywhite, William
- Lily, George Frederik to Limerick, Viscountess of the City of (Harriet)
- Limesay, Alan de to Linden, Thierry de
- Lindenbaum, John Benjamin to Lindsay of the Byres, 9th Lord (Robert)
- Lindsay, 'Earl Beardie' to Lindsay, David
- Lindsay, David to Lindsay, Isabel
- Lindsay, Isabel to Lindsay, Margaret
- Lindsay, Margaret to Lindsay, Thomas Richard
- Lindsay, Thomas Sebastian to Lindsey, unknown
- Lindsey-Renton, Gillian to Linley, William
- Linley-Adams, Guy Edward to Linzee, Walter
- Linzgau, Conrad Graf von to Lippitt, Warren
- Lippold, Charlotte to Lisle, Peter de
- Lisle, Peter de to Lister, Katharine
- Lister, Katherine to Lister-Kaye, Rhoda
- Lister-Kaye, Rosa to Litteldale, William F.
- Litter, Elizabeth de Lisle to Littledale, Herbert Charles Thornton
- Littledale, Isabella Frances to Littleton, Leonard Vere Algernon
- Littleton, Lettice to Livesay, William
- Livesey, Ada Lilian to Livingston, William, 6th Lord Livingston
- Livingstone, 2nd Baronet (James) to Livingstone-Learmonth, Winifred Margaret
- Livingstone-Leonard, Keren Jane to Llewellyn, Richard Llewellyn Joes
- Llewellyn, Robert Crofts Williams to Lloyd, Anne
- Lloyd, Anne to Lloyd, Edwin Charles
- Lloyd, Edwin Richard to Lloyd, Henry John Greame
- Lloyd, Herbert to Lloyd, Margaret
- Lloyd, Margaret to Lloyd, Sampson Samuel
- Lloyd, Sampson Zachary to Lloyd-Blood, Vivienne Lucy
- Lloyd-Davies, Ann to Llywelyn, unknown
- Llópis y de Palacio, María Isabel to Lobkowicz, Nikolaus Prinz von
- Lobkowicz, Ottokar Prinz von to Lock, Georgina
- Lock, Gregory to Lockett, William Jeffrey
- Lockey, Abigail to Lockhart, Wishart
- Lockhart-Barker, Charles William to Lockwood, Nancy
- Lockwood, Olive Eleanor to Loder, Winifred Mary
- Loder-Symonds, Agnes Muriel to Loe, Winifred Baron von
- Loeb, Ann to Loftus, James
- Loftus, Jane to Logie, William Robert Agnew
- Logie-Pirie, Francis to Lombe, Willmott
- Lombos, Lucy Madeleine de to Long, Beverly Ann
- Long, Blanche to Long, George
- Long, George to Long, Mary
- Long, Mary to Long, Walter
- Long, Walter to Longespée, William, 3rd Earl of Salisbury
- Longfellow, Grace to Longmore, William James Maitland
- Longridge, Alice Mary to Longworth, Veronica Anne
- Longworth-Dames, Alice Georgina to Lopes, Helen
- Lopes, Henry Charles, 1st Baron Ludlow to Lord, James
- Lord, Jane to Loring, William
- Loringhoven, Ehrentraut von to Lorraine, Zwentibold, Roi de Lorraine
- Lorraine-Aumâle, Charles, Duc de Lorraine-Aumâle to Lothe, unknown
- Lothian, 10th Earl of (Schomberg Henry) to Loudon, Louise Wilhelmina
- Loudon, Louise Wilhelmine Françoise Félicité to Lousada, Ruth
- Lousada, Sarah Baruh to Love, William J.
- Loveband, Hugh Buckingham to Lovell, James P.
- Lovell, Jane to Lovett-Turner, Serena
- Lovey, Alphonse to Low, Walter Humboldt (Professor)
- Low, Walter John to Lowe, James Rowland
- Lowe, Jane to Lower, William Reginald
- Lowery, Fiona Mary to Lowry, Robert Swinburne
- Lowry, Robert William to Lowther, 5th Baronet (St. George Henry)
- Lowther, 5th Baronet, of Lowther, co. Westmorland (James) to Lowther, John Luke
- Lowther, John, 1st Bt. to Loxley, Wendy
- Loxton, Caroline to Luard-Selby, Ursula Mavis
- Luart, Jeanne du to Lubbock, Stephen Henry Ralph
- Lubbock, Susan Carol to Lucas, Anne
- Lucas, Anne to Lucas, Katherine Emily
- Lucas, Kathleen to Lucas-Tooth, Vera Helen Lucas
- Lucas-Tooth, Yvonne Marjorie Lucas to Luckner, Wilhelmine von
- Luckock, Alice Mortimer to Lucy, William Walrond
- Luczyc-Wyhowski, Dominik to Lugard, Margaret Ann
- Lugard, Martha to Lumley, 9th Viscount (Richard George)
- Lumley, Agnes to Lumley-Savile, Robin William Matthew
- Lumley-Smith, Desirée Rachel Helen to Lumsden, William Robert Laurance
- Lumsdon, George to Luninck, Therese Baronin von
- Lunn, Alexandra Augusta to Lush, Thomas William St. Lawrence
- Lushden, Martha Lettice to Lushington, Sarah Constantia
- Lushington, Sarah Grace to Lutterodt, Tobias Henry
- Luttichau, Gisela Gräfin von to Luxembourg, Sophie de
- Luxembourg, Waleran, Comte de St. Pol et Ligny to Lycett, William Edward
- Lycett-Lewis, Brenda to Lyle, David Archibald Evelyn
- Lyle, Deborah to Lynch, Catherine
- Lynch, Catherine to Lynch, Sean
- Lynch, Sheila Elizabeth to Lynden, Willem van Heer van Lienden
- Lynden-Bell, Arthur Lynden to Lyon, Edward
- Lyon, Edward to Lyon, Mary
- Lyon, Mary to Lyons, Edmund, 1st Baron Lyons
- Lyons, Edward Robbins to Lysaght, George
- Lysaght, George Gabriel Abbott to Lyster, Rosanna
- Lyster, Rosemary Kathryn to Lyttelton, Oliver Christopher
- Lyttelton, Oliver Stephen to López de Lerena y Casas, Mercedes
- López de Lerena y de Epalza, Angel to Löwenstein-Wertheim-Rosenberg, Prinzessin
- Löwenstein-Wertheim-Rosenberg, Prinzessin to Maberly, Mabel
- Maberly, Marion Henrietta to MacAlister, Flora
- Macalister, Frances to MacArthur Moir, Mercedes
- MacArthur, Allan Francis to Macartney, Bessie
- Macartney, Betty Katrine to Macaskie, Suzanne Ashley
- Macaskill, Ben to MacCarthy, Dermot
- MacCarthy, Dermot, Lord of Muskerry to Macclesfield, Thomas de
- MacCoghlan, Grace to MacDermot, Terence
- MacDermot, Terence Charles to Macdonald, Alexander, 2nd of Lochshiel
- Macdonald, Alexander, 2nd of Morar to Macdonald, Archibald James Florence
- MacDonald, Archibald John Norman to Macdonald, Donald, 10th of Sleat, 3rd Bt.
- Macdonald, Donald, 11th of Clanranald and Moidart to Macdonald, Hugh
- Macdonald, Hugh to Macdonald, John
- MacDonald, John to MacDonald, Margaret
- Macdonald, Margaret Anne to Macdonald, Ranald 'Og', 2nd of Benbecula
- MacDonald, Ranald 'Og', 9th of Keppoch to Macdonald, unknown wife
- Macdonald, unknown wife to Macdonell, Katherne Isobel
- Macdonell, Keith to MacDonnell-Chevers, Joseph
- MacDonogh, Jose to MacDougall, Robin Hamish
- Macdougall, Sibylla to Macdowall, William, 20th of Garthland
- MacDowall-Crichton, Elizabeth Penelope to Macfarlane, Jill Katherine
- MacFarlane, Joanna Ann to Macgowan, William Stuart
- Macgrath, Henry Augustus Sadut Ali to MacGregor, Katherine
- MacGregor, Katherine to Machut, Frederic
- Machyn, Ann to MacIntyre, Marie
- MacIntyre, Marion to Mackay, Catharina Wilhelmina Adrienne
- Mackay, Catherine to Mackay, Jessie Anne Ross
- Mackay, Joan to Mackay, Zsófia Alexandra
- Mackay, Zsófia Friderika Emma to Mackenzie, Alexander of Fairburn, Bt.
- Mackenzie, Alexander of Fraserdale to Mackenzie, Colin John
- Mackenzie, Colin of Coul, 4th Bt. to Mackenzie, Harriet Drury
- Mackenzie, Harriett Anne to Mackenzie, John, 3rd of Kintail
- Mackenzie, John, 9th of Kintail to Mackenzie, Margaret Mary
- Mackenzie, Margaret Roberta to Mackenzie, Thomas
- Mackenzie, Thomas to Mackeson-Sandbach, Sara Emilie
- Mackessack, Ada Mary Frances to Mackinnon, Emma
- Mackinnon, Emma Mary to Mackintosh, Christopher G. D.
- Mackintosh, Claire Jane to Mackintosh, Matthew Joseph
- Mackintosh, Maud Louisa Emma to Mackworth, Dorothy Conran
- Mackworth, Eliot Digby to Maclachlan, Lachlan, 17th of Maclachlan
- MacLachlan, Lillie Campbell to MacLaren, Jean Mackinnon
- MacLaren, Joan to Maclean, Charles
- Maclean, Charles Alexander Hugh of Pennycross to Maclean, John, 3rd of Coll
- Maclean, John, 3rd of Lochbuie to Maclean, Winifred Joan
- Maclean-Bristol, Lavinia Mary to MacLeod, Christian
- Macleod, Christian to MacLeod, John MacTorquil
- MacLeod, John Maxwell Norman, 5th Bt. to Macleod, Sarah
- Macleod, Sarah to MacMahon, Teig 'Caoch'
- MacMahon, Teige to Macmillan, Maurice Harold, 1st Earl of Stockton
- Macmillan, Maurice Victor, Viscount Macmillan of Ovenden to Macnab, Robert
- Macnab, Robert to Macnaghten, Magdalene
- Macnaghten, Malcolm Francis of Macnaghten, 12th Bt. to MacNee, Rupert
- MacNeece, Barbara Peggy to MacNulty, Patrick
- Macomb, Alexander to Macpherson, Donald of Essich
- Macpherson, Donald of Nuid to Macpherson, Richard Barclay
- Macpherson, Robert Ian Cheyne to MacRae, Grace Emily
- MacRae, Gwendolin Margaret Mary Grace to Mactaggart, Sheila
- Mactaggart, Sholto Auld to Madden, John
- Madden, John to Madill, William Henry
- Madison, Aline Marjorie de Courcy to Magan, Mary Monica
- Magan, Mary Sally to Magill, William John
- Maginity, Rose Anna to Magri, Zayne Robert Christian
- Magruder, Agnes to Mahon, Elinor
- Mahon, Elizabeth to Mahony, James
- Mahony, James Mountain to Main, William
- Mainds, Allan George to Mainwaring, Randal
- Mainwaring, Randall to Maitland Makgill Crichton, David of Rankeillour
- Maitland Makgill Crichton, Denise to Maitland, Catherine
- Maitland, Catherine to Maitland, Jane
- Maitland, Jane to Maitland, Robert
- Maitland, Robert to Maitland-Heriot, William
- Maitland-Kirwan, Charles Lionel to Makgill, Andrew
- Makgill, Angela Louise to Makgill, Zachary
- Maki, Matthew Mathew to Malcolm, Charles Edward
- Malcolm, Charlotte Elizabeth to Malcolm, Susan
- Malcolm, Susan Hilary Philippa to Malet, Elisée
- Malet, Eliza Drake to Malgaret, Miguel
- Malham, Anne to Mallet, Zenobia
- Mallet-Harris, Primrose Millicent Elaine Mallet to Mallory, William
- Mallowan, Agatha Mary Clarissa to Maltby, Frances Anne
- Maltby, Francis Brough to Manby, unknown
- Manca, Don Carlo, Marquis di Santa Croce e Villahermose to Mander, Gertrude
- Mander, Hannah to Mandeville, William Robertson
- Mandeville, William, 2nd Earl of Essex to Manley, William Edward
- Manley, William Edward to Mann, Mary Rose
- Mann, Matilda Mary to Manners, Henrietta Louise
- Manners, Henriqua Elizabeth to Manners-Sutton, Winifred Grace
- Mannes, Martha to Mannock, William
- Manns, August Friedrich to Mansel, Jane
- Mansel, Jane to Mansell, Wendy Eleanor
- Mansell-Jones, Charlotte Mary to Mansfield, Sophia Sally
- Mansfield, Tanya to Mapelli Mozzi, Natalia
- Mapes, Annabel Jane Lawson to Mar, Susan Helen, Mistress of Mar
- Mara, Adi Asenaca Kakua to March Phillipps, Henrietta Sophia
- March Phillipps, Henry to Marchwood, Viscountess (Tessa Jane)
- Marcie-Riviere, Jean Pierre to Marenzi, Yasmine Ella Cressida Lavigna Maria, Gräfin von Tagliuno und Talgate, Markgräfin von Val Oliola, Freiherrin von Marenzfeldt und Scheneck
- Mares, Honorate des to Margesson, William Robert Stanley
- Margetson, Alice to Marjoribanks, Edward of Lees
- Marjoribanks, Edward, 2nd Baron Tweedmouth of Edington to Mark-Kleve, Mynta von der
- Mark-Kleve, Philipp von der to Markham, Joanna Mary Hilda
- Markham, John to Marks, Zoe Helen
- Marks-Chapman, Mary to Marmier, Stephanie de
- Marmion, 1st Lord (John) to Marr, Mary
- Marr, Mary Singleton to Marriott, Virginia Elizabeth
- Marriott, Virginia Sarah to Marsden, William Dent
- Marsden-Smedley, Agatha Hilda to Marsh, Matthew Henry
- Marsh, May to Marshall, Claudine Frances
- Marshall, Clement Wilfrid Ronald Pollen to Marshall, Jeanie Mavis
- Marshall, Jennifer to Marshall, Sarah Jane Hilary
- Marshall, Sarah Jayne Vereker to Marsham, Priscilla
- Marsham, Ralph to Martelli, Thomas Challenor
- Marten, Amabelle Catherine to Martin, Caroline
- Martin, Caroline Anne to Martin, François Xavier
- Martin, Frederick George to Martin, John
- Martin, John Anthony Cloete to Martin, Nicholas fitz
- Martin, Nicholas Gordon to Martin, Veronica Ann
- Martin, Victoria to Martinery, Jean de la
- Martinet, Philomena to Martyn, Juliet Elizabeth
- Martyn, Leslie Noel to Maryborough of Maryborough, Baroness (Katherine Elizabeth)
- Maryniák, Andrew to Masoin, Sybil Elisabeth Marie Louise
- Mason of Barnsley, Baron, of Barnsley in South Yorkshire (Roy) to Mason, Lydia Victoria
- Mason, Mabel Carrie to Massey, Doreen Elizabeth
- Massey, Dorothy Jeanette to Massingberd, John
- Massingberd, Margaret to Massy, Clémence
- Massy, Colin Hugh Somerset to Massy, Henrietta Jane
- Massy, Henrietta Maria to Massy, Mary Nest
- Massy, Mary Selina Constance Evelyn to Massé, Susannah
- Mast, Elisabetha Maria Christina van der to Masterton, unknown
- Masterton-Smith, Lesley Antoinette to Mathers, Thomas John
- Mathers, William David to Matheson, W. R. A.
- Matheson-Warrack, Elizabeth Irvine to Mathias, William
- Mathie, Bruce Thomas to Matthews, Damon John
- Matthews, Daniel James to Matthews, Teresa M. R.
- Matthews, Texicia to Matz, Matthias
- Matz, Mervyn to Maude, Evelyn Olivia
- Maude, Fanny to Maude, Zima Irene Lily
- Maude-Roxby, Amanda to Maule, William, 1st Earl of Panmure
- Maule-Cole, Douglas Seymour Francis Erskine to Maunsell, Beatrice
- Maunsell, Beatrice Elizabeth Cokayne to Maunsell, Elizabeth
- Maunsell, Elizabeth to Maunsell, Herbert Henry Fleming
- Maunsell, Herbert Hodges to Maunsell, Maria
- Maunsell, Maria Alexandrina to Maunsell, Robert Eyre
- Maunsell, Robert Frederick Patrick to Maunsell-Eyre, Robert Hedges
- Maunsell-Eyre, William Henry to Mavroleon, Violet
- Mavromichalis, Helen to Maxwell Ereñu, Celina
- Maxwell Macdonald, Angus to Maxwell, Charlotte Anne
- Maxwell, Charlotte Frances to Maxwell, Henry, 6th Baron Farnham
- Maxwell, Henry, 7th Baron Farnham to Maxwell, Lorna Suzanna Katherine
- Maxwell, Louisa Arabella to Maxwell, Sarah Juliana
- Maxwell, Scott William to Maxwell-Hyslop, Zara Belinda
- Maxwell-Jackson, Amanda Caroline Anna Antonia to May, Lilias
- May, Lily Julia to Mayes, Tomasine Lucy
- Mayes-Monckton, Anthony David to Maynard, Mary
- Maynard, Mary to Mayo, Viscountess (Maud)
- Mayon-White, Mary Angela to McAdam, Thomas Stannard
- McAdam, William to McAlpine, Sarah Margaret
- McAlpine, Sarlae Ruth to McBeath, Rosemary Diana Jane
- McBeth, Margaret to McCallum, Violet Mary
- McCalmont, Annabel to McCarthy, Dorinda
- McCarthy, Dorothea to McCartney, Sheila
- McCarty, Angela to McClelland, Thomas Camden
- McClellane, Elizabeth to McClintock, Rose Anne Mary
- McClintock, Samuel to McColville, Martha
- McComas, Alexander to McConnell, Robert
- McConnell, Robert Frederick to McCormick, Simon Peter
- McCormick, Sophie to McCoy, Harriet Melissa
- McCoy, Harriette Ward to McCrary, William
- McCray, John to McCulloch, Margaret
- McCulloch, Margaret to McDonald, John
- McDonald, John Arthur Steen to McDonnell, William Randal, 6th Earl of Antrim
- McDonough, Campbell to McDouall, Molly Anne Sanson
- McDouall, Morwenna Jane to McDowell, Vanessa Kelty
- McDowell, William Herbert to McEwen, unknown
- McFadden, Hugh to McGee, William P.
- McGeehan, Joy Miriam to McGillycuddy, Sylvia Ruth
- McGillycuddy, Tara Virginia to McGrath, William Valentine Blake
- McGreal, Honora to McGuire, William
- McGurk, Dorothy to McIntosh, William
- McIntyre, Alexander Gray to McKay, Jane
- McKay, Jocelyn Celia to McKellar, Susan Margaret
- McKellys, Marion to McKenzie, Sheila Marcia
- McKenzie, Shirley Dorne to McKnight, Tracy Ann
- McKno, Joan Wall to McLaren, Winifred Agnes
- McLaren-Throckmorton, Clare to McLean, Eric
- McLean, Eric Duncan to McLeod, John
- McLeod, John to McMahon, Henry
- McMahon, Hilda to McMillan, Zitah
- McMillan-Scott, Arabella to McNair, Erica V.
- McNair, Gordon to McNeile, Ruth
- McNeile, Sophia Adelaide to McPherson, James
- McPherson, James Duncan to McShane, Jane Elizabeth
- McShane, Jean Marie to McWatters, Victoria Courtenay
- McWeeney, Eugenie Marie Alicia to Meade, Constantin
- Meade, Coppinger to Meade-Waldo, Margaret Alice
- Meaden, Charles to Mearns, W.
- Mears, A. C. to Mecklenburg-Güstrow, Ulrich III Nestor von
- Mecklenburg-Mirow, Herzog von (Johann Georg) to Medewe, Susan Ellen de
- Medex, Charles to Medlicott, Yvonne
- Medlinsky, Christina to Meeking, Viola Emily Mildred
- Meekings, Robert to Meiklejohn, Zena Molly
- Meilchen, Klaus-Werner to Meißen, Hermann von
- Meißen, Jutta von to Melland, Nora
- Mellard, Joseph to Mellon, William Proctor
- Mellor, 2nd Baronet (John Serocold Paget) to Melvil, Robert
- Melvill Carnbee, Alexine Susette to Melville, Sophie Olivia
- Melville, Stuarrt Leslie to Menendez, Pedro Botas
- Meneses, Mayor Alfonso de to Menteth, William of Caribber
- Menteth-Chalmers, Sarah Breviter to Menzies, Julie-Anne
- Menzies, Katherine to Meran, Ladislaja Maria Karoline Franziska Therese von
- Meran, Ladislaja von to Mercer, Zandra Theresa Jane
- Mercer-Adam, Ellen Elizabeth to Meredith, William, 3rd Bt.
- Meredith-Hardy, Alexandra to Merker, P. A.
- Merkl, Ashley Dawn Valene to Merrill, Violet Britton
- Merriman, 1st Baron, of Knutsford in the County Palatine of Chester (Frank Boyd) to Merton, Tarn Lois
- Merton, Thomas Ralph to Mestcherskii, Marie Elimovna
- Mestchersky, Aleksandr Vasilyevich (Prince) to Metcalfe, Nina Theophilia
- Metcalfe, Percy David to Methuen, Thomas Plumptre
- Methuen-Campbell, Alexander Patrick to Mevius, Thomas de
- Mew, Agnes Alice to Meyer, Wilma
- Meyer-Bechtler, Leo to Meyrick, Margaret
- Meyrick, Margaret to Michard, Nadia Françoise Geneviève
- Michau, Olive Stella to Micklethwait, William James
- Micklethwaite, Anne to Middleton, Henry
- Middleton, Henry to Middleton, Winifrede Mary
- Middleweek, Helene Valerie, Baroness Hayman to Milashevich, Grigorii
- Milays, Catherine to Milburn, Elizabeth
- Milburn, Elizabeth Desiree to Mildmay-White, Suzannah Jane
- Mildon, Gaylene to Miles, Peter
- Miles, Peter Glenn to Millais, Geoffrey William, 4th Bt.
- Millais, Geoffroy de Carteret to Millar, Sheila Napier
- Millar, Sholto Charles to Miller, Anthony John
- Miller, Anthony Thomas, 13th Bt. to Miller, Eric John
- Miller, Ernest Combe to Miller, Jessie
- Miller, Jessie Martha to Miller, Mary Carolyn
- Miller, Mary Coxe to Miller, Thomas Bertrand
- Miller, Thomas Butt to Millett, Vanessa
- Milley, Elizabeth to Millner, William R.
- Millon de La Verteville, Christian Armand Marie to Mills, James
- Mills, James to Mills, William
- Mills, William to Milne Home, Vanessa
- Milne, 1st Baron, of Salonika and Rubislaw, co. Aberdeen (George Francis) to Milne, Williamina
- Milne-Buckley, Carmella to Milner-White, Ursula Mary
- Milnes Coates, Anthony Robert, 4th Bt. to Milward, Vendela Susan Esther
- Milwidsky, Caroline Natasha to Minchin, Catherine
- Minchin, Catherine to Minchin, Emma Harriett
- Minchin, Emma Jane to Minchin, Jane
- Minchin, Jane to Minchin, Mabel Alice
- Minchin, Mabel Isobel to Minchin, Rhonda Amelia
- Minchin, Richard to Minchin, William J.
- Minchin, William Norman to Minto of Minto, Baroness (Anna Maria)
- Minto, 1st Earl of, co. Roxburgh (Gilbert) to Mitchel, William St. Leger
- Mitchelbourne, Elizabeth to Mitchell, Frances H.
- Mitchell, Francesca Lilibet to Mitchell, Margaret
- Mitchell, Margaret to Mitchell, William Joseph
- Mitchell, William Kinnaird to Mitford, William
- Mitford, William to Mockler, unknown
- Mockler-Ferryman, Anthony to Moffatt, Luke Stuart
- Moffatt, Malcolm Forbes to Moigne, Perronelle le
- Moilliet, Bernard Rambold Keir to Mole, Wendy Lynn
- Molefe, Patricia Othana to Molesworth, Duke
- Molesworth, Duncan Nassau to Molesworth, John
- Molesworth, John to Molesworth, Richard William Edwin
- Molesworth, Richard, 3rd Viscount Molesworth of Swords to Moleyns, Emmeline Theodora de
- Moleyns, Evelyn Florence de to Molloy, Robert
- Molloy, Rory to Moltzer, Odile
- Molyneaux of Killead, Baron, of Killead in the County of Antrim (James Henry) to Molyneux, Mary
- Molyneux, Mary to Moncada, Salvador Enrique
- Moncade, Gaston VII, Vicomte de Béarn to Monckton, Arthur
- Monckton, Audrey Constance to Monckton, Jean Mary
- Monckton, Jean Winifred to Monckton, William
- Monckton, William to Moncreiff, William Francis
- Moncreiff, William of that Ilk to Moncrieff, Priscilla Bridget
- Moncrieff, Robert David to Money, Gerald Septimus
- Money, Geraldine to Money-Kyrle, Helen Juliet Rachel
- Money-Kyrle, James Peter Ernle to Monkton, Sarah Charlotte
- Monleon, Jehan de to Monsanto, Pedro David Rodriques
- Monsarrat, Max to Monson, John
- Monson, John to Montagu Douglas Scott, Zalia
- Montagu Johnson, Alicia May to Montagu, Dru
- Montagu, Duchess of (Elizabeth) to Montagu, James
- Montagu, James to Montagu, Rachel Mary
- Montagu, Rachel Mary to Montagu-Stuart-Wortley, Reed, Viscount Carlton
- Montagu-Stuart-Wortley, Richard to Montdidier, Hilduin IV, Comte de Montdidier et Roucy
- Montdor, Benoit de to Monteith, Robert
- Monteith, Robert to Montfort, Elizabeth
- Montfort, Elizabeth to Montfort, Yvonne
- Montfort-Castres, Jeanne de to Montgomerie, Hugh, Master of Montgomerie
- Montgomerie, Ian Hew to Montgomerie, Wayne Arnold
- Montgomerie, William to Montgomery, Elizabeth
- Montgomery, Elizabeth to Montgomery, Mary
- Montgomery, Mary to Montgomery-Cuninghame, William James of Corsehill, 9th Bt.
- Montgomery-Massingberd, Christine to Montmorency, Marguerite, dame d'Offreville et du Bosc-et-Berneval
- Montmorency, Maria Richards de to Montrésor, William Robert
- Montsaulnin de Fontenay, Anne Marie Madeleine de to Moodie, Leslie
- Moodie, Magdalen to Moon, Meg
- Moon, Moira to Moore, Alexander John
- Moore, Alexander Montgomery to Moore, Catherine Maria
- Moore, Catherine Maria to Moore, Elizabeth
- Moore, Elizabeth to Moore, Hannah Hewlings
- Moore, Hannah Rebecca to Moore, John
- Moore, John to Moore, Mary
- Moore, Mary to Moore, Richard
- Moore, Richard to Moore, unknown
- Moore, unknown to Moorhead, William Henry
- Moorhouse, (John) to Moran, John Jack
- Moran, Kathleen de la Hogue to Moray, Joan
- Moray, Joan to Mordaunt, Irene
- Mordaunt, Isabel to More, Margaret
- More, Margaret to Moreton Macdonald, Simon Foster
- Moreton of Tortworth, 1st Baron, co. Gloucester (Thomas) to Morgan, Charles Davis
- Morgan, Charles Henry to Morgan, Henrietta
- Morgan, Henrietta Claire to Morgan, Octavius Vaughan
- Morgan, Olga Sergeivna to Morgan-Grenville, Robert Ralph
- Morgan-Grenville, Robert William to Morison, James
- Morison, James Cotter to Morley, Eleanor, 7th Baroness Morley
- Morley, Eliza to Mornington, Countess of (Katherine Elizabeth)
- Mornington, Earl of (Arthur Charles Valerian) to Morres, Simon, 6th Bt.
- Morres, Susanna to Morris, Deborah
- Morris, Deborah to Morris, Joanna
- Morris, Joanna Mary to Morris, Patrick
- Morris, Pauline to Morris, Winifred Susannah
- Morris-Bingham, Anne Lavinia to Morrison, Henry
- Morrison, Henry to Morrison, Zara Anne
- Morrison, Zuleika Jane Feilding to Morrogh, Thomas
- Morrogh, Thomas to Mortain, William, Comte de Mortain
- Mortel, Petronela Johana van der to Mortimer-Couch, Bonnie Lynn
- Mortimore, Carolyn to Morton, Pamela Mary
- Morton, Patricia Dacre to Moseley, Margaret
- Moseley, Margaret to Mosley, John Ronald
- Mosley, John William Paget to Moss, Stephen Kenton
- Moss, Susannah Elizabeth to Mostyn, Evelyn Margaret Mary
- Mostyn, Frances to Mostyn, unknown daughter
- Mostyn, unknown daughter to Mottironi, Enrico
- Mottistone, 1st Baron, of Mottistone, co. Southampton (John Edward Bernard) to Moulton, Sylvia May Fletcher
- Moultray, Emilia to Mountain, Henry Nicholas
- Mountain, Hélène Fleur Mary Kirwan to Mountier, Phoebe Ethne
- Mountjoy of Mountjoy, 1st Baron, co. Tyrone (Luke) to Mowat, Patrick
- Mowat, Penelope to Moyano y Alverez de Toledo, Santiago
- Moyard, Florence to Muat, Anna
- Mucegros, Mabel de to Muir Mackenzie, Sophia Sarah Geraldine
- Muir Mackenzie, Susan to Muirhead, John James
- Muirhead, John of Braidenhill to Mulholland, William Alexander
- Mulier, Anna Maria Willemina Jacoba to Mullins, Dorlina Ursula Vivienne
- Mullins, Edith Anne to Mumford, William David
- Mumm von Schwarzenstein, Gisela Mila Mathilde (Baroness) to Mundy, Wrightson
- Munge, Joanne Elizabeth to Munro, Florence Elizabeth
- Munro, Frances Emily Emmeline to Munro, Thomas Torquil Alphonso of Lindertis, 5th Bt.
- Munro, Thomasina to Murat, Xavier
- Muravev, Mikhail Nikolaevich to Mure, John, 2nd of Caldwell
- Mure, John, 3rd of Caldwell to Murphy, Daniel
- Murphy, Daniel to Murphy, Julia
- Murphy, Julie to Murphy, Sophia Louise Sydney
- Murphy, Sophia Rebecca MacMurrough to Murray, Agnes Adeliza
- Murray, Agnes Ann to Murray, Anthone
- Murray, Anthony to Murray, Charles Stewart
- Murray, Charles Stewart to Murray, Elizabeth
- Murray, Elizabeth to Murray, Geraldine Mary
- Murray, Gertrude to Murray, James Anthony Stoddart
- Murray, James Arthur to Murray, John Archibald Digby
- Murray, John Arnaud Robin Grey to Murray, Magdalen
- Murray, Magdalen to Murray, Mary Janet Croft
- Murray, Mary Jennifer to Murray, Robyn Lois
- Murray, Rodney Montolieu to Murray, William
- Murray, William to Murray-Gourlay, Ronald
- Murray-Graham, Andrew J. S. to Muschialli, Warren John
- Muscio, Ruby May to Musgrave, Mary
- Musgrave, Mary to Muspratt-Mood, Winifred May
- Muspratt-Williams, Alexander Mark to Muñoz y de Borbón, Maria de los Milagros, Marquesa de Castillejo
- Muñoz y Gomez, Fernando to Myers, Richard Philip
- Myers, Russell Graham to Mynors, Winifred Mary Baskerville
- Mynott, Emily Matilda to Nabokov, Mikhail Nikolaevich
- Nabokov, Nadezhda Dmitrievna to Naillac, Pierre II, Vicomte de Bridier
- Nainby, Charles Manby to Naish, Victoria Cockburn
- Naismith, Ada Elizabeth to Nangle, William C.
- Nani-Mocenigo Johnsen, Michael Robin to Napier, Anne
- Napier, Anne to Napier, Harriet Blake Armstrong
- Napier, Harry James Lennox to Napier, Mary Grant
- Napier, Mary Katherine to Napier-Clavering, unknown daughter
- Napier-Munn, Elisabeth to Nash, Fearga Mary
- Nash, Flora May to Nason, Mary Bruce
- Nason, Mary Charlotte to Nassau-Dillenburg, Fürst von (Wilhelm)
- Nassau-Dillenburg, Georg Graf von to Nassau-Weilburg, Prinz von (Wilhelm)
- Nassau-Weilburg, Prinz von (Wilhelm) to Navacelle, Stephane de
- Navahermosa, 13° Marqués de (Alexander) to Naylor-Leyland, Jane Lucinda
- Naylor-Leyland, Jeannie Willson to Neave, Beatrice
- Neave, Beatrice Honoria Sheffield to Neave, Serena Mary
- Neave, Sheffield to Needham, Mary
- Needham, Mary to Neil, Victoria
- Neiland, Mary-Anne to Neipperg, Therese Maria Gabriele Carola Hilda von
- Neish, Alice Katharine to Nelson, Armorel Brandreth
- Nelson, Arthur to Nelson, John Marie Joseph Horatio
- Nelson, John Peel to Nelson, Vasanthi Muriel
- Nelson, Victoria Jane to Nepean, Winifred Diana
- Nepean-Gubbins, Hugh Power to Ness, William
- Nesselrode, Karoline Auguste Gräfin von to Netterville, Nicholas, 3rd Viscount Netterville
- Netterville, Nicholas, 5th Viscount Netterville to Neumann, Luise
- Neumann, Margarita to Nevile, Zita Stephanie
- Nevill, 10th Viscount, of Birling, Kent (Christopher George Charles) to Neville, Amanda Muriel Mary
- Neville, Anastasia to Neville, Harriette Mary
- Neville, Hawise de to Neville, Ralph de
- Neville, Ralph Henry Christopher to Nevinson, William Wordsworth
- Nevison, Sarah to Newborough, Baroness (Susan Elizabeth)
- Newbottle, 2nd Lord (Robert) to Newcomen, Eleanor
- Newcomen, Elizabeth to Newenham, Sarah Meade
- Newenham, Susanna to Newman, Emily Innes
- Newman, Emily Martha to Newman, Winifred Betty
- Newman, Zabian to Newry and Mourne, Viscount (Robert Francis John)
- Newsam, Charles Wren to Newton, Emily
- Newton, Emily Georgina to Newton, Susanna
- Newton, Susanna to Nicholas, Kronrod
- Nicholas, Kyle Brian to Nicholls, Pauline Lillian
- Nicholls, Philip to Nicholson, Caroline Sophie Lothian
- Nicholson, Caspian Ned to Nicholson, James Howard
- Nicholson, James Richard Lothian to Nicholson, Robert
- Nicholson, Robert to Nickols, Sophie Alexander
- Nicks, John to Nicolay, Jean de
- Nicolay, John Percival, 13th Comte de Cherbourg to Nicolson, George, Lord Kemney
- Nicolson, Gilbert to Nield, William Robert
- Nielsen, Aage to Nightingale, Frances Parthenope
- Nightingale, Francis Paul to Nilert, Vedela Pernilla
- Niles, Margaretta Linen to Nisbet, William of Dirleton
- Nisbeth, Margery Edith to Nixon, Elena
- Nixon, Elisabeth Mary to Nobbs, Cherylin
- Nobbs, Christine ffrench to Nobbs, Susan Florence
- Nobbs, Sydney Herbert to Noble, Rosemary Elizabeth
- Noble, Sarah to Noel, Edward William Charles
- Noel, Edward William Middleton to Noel, Ralph
- Noel, Ralph, 6th Bt. to Nolan, Emily Sara
- Nolan, Felix Wei An to Norbury, Violet Catherine Adele
- Norcliffe Roberts, Auriol Margaret to Norley, Thomas de
- Norling, E. M. to Norman, Mildred Emily Baldwin
- Norman, Montagu Collet, 1st and last Baron Norman to Normandie, William de
- Normann-Ehrenfels, Auguste Gräfin von to Norris, Emily Margaret
- Norris, Emma to North, Betty Estelle
- North, Bordrigge North (Brig.-Gen.) to North, Morris Edwin
- North, Morton William to Northbrook, Countess of (Florence Anita Eyre)
- Northchurch, Baroness, of Chiswick in the County of Middlesex (Frances Joan) to Northcote, Leonard Beauchamp
- Northcote, Lewis to Northey, William Richard Hopkyns
- Northfield, Baron, of Telford in the County of Shropshire (William Donald) to Norton, Caroline Theresa
- Norton, Catherine to Norton, Mary
- Norton, Mary to Norway, Magnus IV of
- Norway, Magnus V of to Nott, Yvonne Carole
- Nott-Bower, Edmund Ernest to Nowell, Walter Norton
- Nowell-Smith, Felicity to Nugent, Catherine
- Nugent, Catherine Anne to Nugent, Isaac Sean
- Nugent, Isabel Mary to Nugent, Nicholas de
- Nugent, Nicholas Myles John, 8th Bt. to Nunes, Tryphena M. M.
- Nunes-Carvalho, Algie Rafe Nicholas Charles to Nuttall, Sophie Mary
- Nuttall, Susan Frances to Nürnberg, Margarete von
- O Cuív, Brian to O'Brien, Catherine
- O'Brien, Catherine to O'Brien, Emily Mary Hannah
- O'Brien, Emma to O'Brien, Lucy Ann
- O'Brien, Lucy Ann to O'Brien, Richard Neville
- O'Brien, Rita Denny to O'Brien-ffrench, Yvonne
- O'Brolchain, Barbara to O'Callaghan, Frances
- O'Callaghan, Frances Anne to O'Callaghan-Westropp, Rose Mary Hope
- O'Callan, Bartholomew to O'Connell, Claire Margaret
- O'Connell, Claire Margaret to O'Connell, James
- O'Connell, James Alexander to O'Connell, Maurice Morgan
- O'Connell, Maurice Morgan to O'Connell-Hewett, Rosemary June
- O'Conner, Arthur to O'Connor-Henchy, Elizabeth Christina
- O'Connor-Kerry, Catherine to O'Conor, Roger
- O'Conor, Roger, O'Conor Don to O'Donell, unknown, King of Tir Conaill
- O'Donnel, Aliza Sarah to O'Donnell, Mary
- O'Donnell, Mary to O'Donoghue, William
- O'Donoghue, William Freeman to O'Ferrall, Violet Eleanor June
- O'Ferrall-Boy, Ellis to O'Grady, Helen Margaret
- O'Grady, Helena Eliza to O'Grady, William de Rienzi, The O'Grady of Kilballyowen
- O'Grady, William Waller to O'Hara, John
- O'Hara, John to O'Kelly, Helene
- O'Kelly, Helene to O'Loghlen, Violet Elizabeth Amelia
- O'Loughlen, Henrietta to O'Morchoe, William Niall
- O'More, Alice to O'Neill, Charity
- O'Neill, Charles to O'Neill, Maria-Teresa
- O'Neill, Marie to O'Nolan, Thomas
- O'Phelan, Mary to O'Rorke, William
- O'Rourke of Carha, 1st Baron, co. Leitrim (Owen) to O'Sullivan, Sylvester, MacFineen Duff
- O'Sullivan, Tadeo, Conde de Berehaven to Oakes, Julie Dawn
- Oakes, June to Oates, William Calvin, Jr.
- Oatley, Kathleen to Ochterlony, William of Kellie
- Ochtman, Eveline Cécile Barbara to Odell, Henry
- Odell, Henry to Odell, Thomas Jones
- Odell, Thomas Robert to Oertzen, Wilhelm von
- Oesterreicher, Jane von to Offley, William
- Offner, Christine to Ogilvie, Margaret
- Ogilvie, Margaret to Ogilvy, Anne
- Ogilvy, Anne to Ogilvy, Helen Susanna Catherine Gertrude
- Ogilvy, Henrietta to Ogilvy, Margaret
- Ogilvy, Margaret to Ogilvy-Grant, William Robert
- Ogilvy-Wedderburn, Andrew John Alexander, 7th Bt. to Ogle, Mabell
- Ogle, Margaret to Okeover, Margery
- Okeover, Margery to Oldenburg, Christian William
- Oldenburg, Christian, Crown Prince of Denmark to Oldenburg, William Henry, Duke of Gloucester
- Oldenburg-Delmenhorst, Agnes von to Oldham, Wilton Stransham
- Oldifeld, Andy to Oliphant, Donald Aden
- Oliphant, Dorothy Constance to Oliphant, Mary
- Oliphant, Mary to Oliver, Elizabeth
- Oliver, Elizabeth Catherine Deane to Oliver, Robert Wilmot
- Oliver, Robin Rhu to Olivier, William Herbert
- Oliviera, Amelia Sophie to Oltra y Trigo, Maria Elena de
- Oltra, Concepcion de to Onslow, Andrew Martin
- Onslow, Andrew Richard to Onslow, Gerald Charles Penrice
- Onslow, Geraldine Victoria to Onslow, Rose
- Onslow, Rose to Opoku-Akyeampong, Betty
- Opole, Agnes of to Orange, William II of
- Orange, William III Henry of to Orde, Elizabeth Caroline Burnaby
- Orde, Elizabeth Susan to Organ, Unknown Child
- Orgemont, Marguerite d' to Orléans Bragança e Dobrzensky de Dobrzenicz, Teresa Maria Teodora Micaela Gabriela Rafaela Gonzaga
- Orléans Bragança, Isabel de to Orléans, Sainte Bathilde
- Orléans, Sophie d' to Ormerod, George Wareing Drewery
- Ormerod, Giles Patrick Denis to Ormsby, Cheryl Lynette
- Ormsby, Clara Philomena to Ormson, Catherine
- Ormsson, Ering Skakki to Orr Ewing, Norman Archibald of Ballikinrain, 4th Bt.
- Orr Ewing, Olive to Orr-Ewing, Zachary Samuel Festo
- Orr-Lewis, 1st Baronet (Frederick) to Orthodox Monastery of the Transfiguration, Alexandra of the
- Orthwein, James B. to Osborn, William Danvers
- Osborn-Jones, Anthea to Osborne, Frances Maria
- Osborne, Frances Matilda to Osborne, Stewart William
- Osborne, Susan to Osorio de Moscoso y de Estranga, Pedro
- Osorio de Moscoso y de Reynoso, Francisco, Conde de Trastamara to Oswald, Lilas
- Oswald, Lilias to Ottewell, Georgina Kirsten
- Ottewill, Agnes Mary to Ourry, Paul Treby
- Ousby, Mary Ann to Ovans, Winifred Margaret
- Oven, Carolina Wilhelmina van to Owen, David James
- Owen, David Norman Howell to Owen, Mary Frances
- Owen, Mary Georgina Eardley to Owens, Tom Orton
- Ower, Margaret to Oxfuird, Viscountess of (Venetia Cunitia Mary)
- Oxholm, Elsa Mimi Adelaide Marie to Packard, Manuela Arcadia
- Packard, Maria L. to Padel, Ruth Sophia
- Padelford, Edward to Page, Harry
- Page, Helen Alice to Pagenhardt, Tania Baronin von
- Pagerie, Amelie Eugenie de la to Paget, Elizabeth
- Paget, Elizabeth Anne to Paget, Lucy Annie Emily
- Paget, Lucy Caroline Eleanor to Paget-Tomlinson, William Smith
- Pagg, Elaine Jean to Paine, Winifread Helen
- Paines, Doris to Pakenham, Frances
- Pakenham, Frances to Pakenham, Sophie
- Pakenham, Stephanie to Palaeologue, Eugenie
- Palaeologus, Andronicus II, Emperor of Constantinople to Palk, Wilmot Lawrence Lancelot, 9th Bt.
- Palka, Alberta to Palliser, Wray William Bury
- Pallot, Adward to Palmer, Catherine Mary
- Palmer, Catherine Susannah to Palmer, Frances
- Palmer, Frances to Palmer, Joanna Van Antwerp
- Palmer, Jock Pegler to Palmer, Mary Henrietta
- Palmer, Mary Jane to Palmer, Thomas
- Palmer, Thomas to Palmes, Mary Evelyn
- Palmes, Mary Theresa to Panton, Williamina
- Pantony, Edith Anne to Paravicini, Susan Rose
- Paravicini, Vincent Rudolph to Pare, William
- Paredes, Maria Elena to Parisi, Piero
- Park of Monmouth, Baroness, of Broadway in the County of Hereford and Worcester (Daphne Margaret Sybil Desiree) to Parker Bowles, Wilma Mary Garnault
- Parker of Ewelm, 1st Viscount, co. Oxford (Thomas) to Parker, Cecily Mary Caroline
- Parker, Charity to Parker, Frances Mary
- Parker, Frances Mary to Parker, John
- Parker, John to Parker, Millicent M.
- Parker, Millicent Taylor to Parker, Una-Mary Diana
- Parker, unknown to Parkes, Sidney Edward
- Parkes, Susan Elaine to Parks, Thomas George Maitland
- Parks-Smith, Charles Egerton to Parma, Maria Louisa di
- Parma, Maria Luisa di to Parnell, Yseulte Geraldine
- Parnell-Hayes, Willam to Parrish, Winifred Ethel Honor
- Parrot, Andrée Suzanne Louise to Parry, Robert James William
- Parry, Robert Jones to Parsons, Elizabeth
- Parsons, Elizabeth to Parsons, Ruth
- Parsons, Sally to Partridge, Louisa Isabella
- Partridge, Lucy Marie to Pasley, Mary Lily Sabine
- Pasley, Mary Victoria to Paston, Eleanor
- Paston, Eleanor to Paterson, Christopher Robert
- Paterson, Constance Margaret to Paterson-Balfour-Hay, Edmond de Hay
- Paterson-Barr, Nancy Sabine to Patrick, William
- Patrickson, Helena to Patterson, William Norman
- Patterson-Hunter, Elizabeth to Paul, Baroness (Aruna)
- Paul, Beatrix Elinor to Paul, William Mackworth
- Paul, William Somerville to Paull, Winifred Betty
- Paullett, Elizabeth to Pavoncelli, Riccardo
- Pavone, Alessandro to Payne, Christiana Joan Elizabeth Ruth
- Payne, Christina Meriel to Payne, Sebastian
- Payne, Sharlene Michell to Peabody, Richard Rogers
- Peace, Anne Maria Claire to Peacock, Zoe
- Peacocke, Amelia to Pearce, Eliza Eileen
- Pearce, Elizabeth to Peareth, William Nepean
- Pearl, Audrey Warren to Pearson, Claire Laura
- Pearson, Clare Helen Garencieres to Pearson, Michael Deric Lloyd
- Pearson, Michael Orlando Weetman, 4th Viscount Cowdray to Pease, Cynthia Frances Charlotte
- Pease, Cyril Arthington to Pease, Susan Myrtle
- Pease, Susanna to Peckham-Micklethwait, Sotherton Branthwayt, 1st and last Bt.
- Peckover, 1st Baron, of Wisbech, co. Cambridge (Alexander) to Peek, Leonard Arthur
- Peek, Leslie A. to Peel, Florence Iona Emily
- Peel, Frances Annabella to Peel, Victoria Mary
- Peel, Violet to Peirse, William
- Peirson, Joan Mary Wright to Pelham, John Buxton, 8th Earl of Chichester
- Pelham, John Edward, 7th Earl of Yarborough to Pelissier, Ursula M. L.
- Pelizziari, Beatrice to Pellew, William Henry Edward
- Pelley, Ann to Pelly, Ellen
- Pelly, Ellen Geraldine to Pelly, Marcus Nigel
- Pelly, Margaret to Pelly, William Rupert Brent
- Pelly, Winifred to Pemberton-Pigott, William
- Pembery, Francis to Penfold, William Burton
- Penfound, Honora to Pennefather, Elizabeth
- Pennefather, Elizabeth Jemima to Pennington, Joan Dunn
- Pennington, Joane to Pennyman, William, 1st and last Bt.
- Penoyer, C. A. to Pentland, Rebecca
- Pentolfe, Alexandra May to Peppé, William Tosco H.
- Pepys, 10th Baronet (John Digby Thomas) to Peralta Ramos, Maria Luisa
- Peralta y Camus, Gabriela Ruiz de to Perceval, Jane Elizabeth
- Perceval, Jane Lucinda to Percival, Julia Mabel
- Percival, Kate to Percy, Helen Elizabeth
- Percy, Helen Magdalan to Percy, Zara Jane
- Perdrian, Adele to Perkins, David
- Perkins, Diane Lorraine to Perrelle, Mirabel Grace Grove de la
- Perren, Catherine to Perrott, William Hyde (Reverend)
- Perrottet, Esther Marion to Perry, Susan Alice
- Perry, Susan Margaret to Persse, Eliza
- Persse, Eliza Madaline to Persse, Mary Isobel
- Persse, Mary Katherine to Perth, Countess of (Mary)
- Perth, Countess of (Nancy Seymour) to Peschin, Jeanne de
- Peschisolido, Paolo to Peters, Edward
- Peters, Edward James to Peterson, Thomas Richard
- Peterson, Toni to Peto, Samuel Arthur
- Peto, Samuel Morton, 1st Bt. to Petre, Gerard Michael
- Petre, Gertrude to Petre, William Henry Francis, 11th Baron Petre
- Petre, William John Jude to Pettifer, William Gregory
- Pettigrew, Elizabeth to Pevensey, Viscount (Frederick Henry Stuart)
- Peverel, Margaret to Peyton, Henry, 3rd Bt.
- Peyton, Humphrey to Pfalz, Friedrich III Kurfürst von der
- Pfalz, Friedrich IV Kurfürst von der to Pfretschner, Paul von
- Pfuhl, Georg Dietrich von to Phené, Nicholas
- Pheobe, Elena to Philipps, Honor Chedworth
- Philipps, Hugh to Philips, John William
- Philips, Joyce Louise to Phillimore, Helen
- Phillimore, Henry Augustus Grenville to Phillips, Antonia
- Phillips, Any Anne to Phillips, Herbert Septimus
- Phillips, Hilda Elizabeth to Phillips, Romsamond
- Phillips, Rosa Mary to Philpot, John
- Philpot, John to Phipps, Josiah
- Phipps, Joyce Irene to Piane, Stefano delle
- Pianezza and Livorno, Charles Emanuel di , Marquis of Pianezza and Livorno to Picken, Tami
- Pickering, 1st Baronet (Gilbert) to Pickles, Sarah Catherine
- Pickman, Jane to Pierce, George
- Pierce, Gerald fitz to Pierrepont, Winifred
- Pierrot, Hazel Anne to Pietri, Andrès Bolton
- Pietsch, Elisabeth to Pigot, Winifred
- Pigot-Moodie, Alexandra Rhoda to Pigott, Yvonne
- Pigott-Brown, Editha Ivy to Pike, Rhoda Vava Mary Lecky
- Pike, Richard to Pilcher, William Spelman
- Pilcher-Clark, Donald George to Pilkington, Frederick Charles
- Pilkington, G. W. to Pillado Quintans, Sabela
- Pillai, Caroline Ann to Pincock, Tryphena
- Pincott, Andrew Pietro Fitch to Pinney, Serena Jane
- Pinney, Silvia to Pipard, William
- Pipe, Anne to Pistohlkors, Marianne von
- Pistoia, Filiberto di to Pitman, John William
- Pitman, Johnny to Pitt, William, 1st Earl of Chatham
- Pitt-Chambers, June to Plant, Vanessa Jane
- Plantagenet, 'Old Dick' to Platt, Joan Elizabeth
- Platt, John to Playne, William Heyworth
- Playre, Innes to Plettenberg, Reginhild Gräfin von
- Plettenberg, Rudger Graf von to Pleydell-Bouverie, Matthew Alexander
- Pleydell-Bouverie, Maud Alice to Plowden, Luke Piers
- Plowden, Mabel to Plumley, Rosa Harriet
- Plummer, A. H. to Plunket, Christopher
- Plunket, Christopher, 1st Lord Dunsany to Plunkett, Bridget
- Plunkett, Bridget to Plunkett, Merrick Richard
- Plunkett, Merrick Shaw to Poche-Lettmayer, Theresa Baronin von
- Pochhammer, Clara von to Poer, Matthew le
- Poer, Matthew le to Poland, Sigismund III of
- Poland, Simon John Joseph to Pole, Henry
- Pole, Henry to Pole, William, 4th Bt.
- Pole, Winifred to Polk, William
- Polk, William Hawkins to Pollen, Margaret Edyth Pamela
- Pollen, Margaret Mary to Pollock, David Francis
- Pollock, David Frederick, 6th Bt. to Pollock, Patrick
- Pollock, Patrick to Polwarth, Viscount (Alexander)
- Polwhele, Edward to Pomfret, Virgil Alexander Dominic
- Pomiers, Seigneur de (Claude) to Ponsonby, Ashley George
- Ponsonby, Ashley George John to Ponsonby, Kathleen Eva
- Ponsonby, Kathleen Helen to Pontac, Yolande de
- Pontavice de Renardières, Catherine de to Poole, Fred
- Poole, Frederick Cuthbert to Poore, Barbara
- Poore, Barbara Jane to Pope, Emily
- Pope, Emily to Pope, William, 1st Earl of Downe
- Popejoy, Larry Lee to Porcher, Susan
- Porchester of Highclere, 1st Baron, co. Southampton (Henry) to Portal, Jane Eliza
- Portal, Jane Gillian to Porter, Bruce Dennistoun Sykes
- Porter, Calvert to Porter, Oliver George Mansel
- Porter, Pamela Helen to Portlock, Nathaniel James
- Portman of Bryanston, 10th Viscount, co. Dorset (Christopher Edward Berkeley) to Portman, Wyndham Berkeley
- Portmann, Cheryl Lynn to Poschinger, Vollrad-Joachim Ritter und Edler von
- Posern, Edwina von to Potocki, Tomasz
- Potocki-Sapieha, Jakub to Potter, Randolph Bryan Stuart
- Potter, Rebecca Gilchrist to Pougatch, Victoria Laura Maria Magdalene
- Pouget de Nadaillac, Elizabeth du to Poulton, William James
- Poumirau, Claudine Thérèse to Powell, Annie Winston
- Powell, Anthony to Powell, Harold John
- Powell, Harriet to Powell, Palgrave Dawson Turner
- Powell, Pamela Allyson to Power, Catherine
- Power, Catherine to Power, Katherine
- Power, Katherine to Power, William Henry Charles
- Power, William Joseph to Powley, Robert
- Powna, Jane to Powys, Matthew Robert Lilford
- Powys, Mervyn Owen Wayne to Poynting, Maria
- Poyntingdon, Katherine to Poyntz, John Gregory Newdigate
- Poyntz, John Mackay Brace to Poyzer, William
- Pozdyeev, Praskovya Sergyeevna to Pratchett, Henry William
- Pratchitt, Dorothy Ann to Pratt, Jonas
- Pratt, Jonathan Bruce Charles to Preece, Tessa Gillian Rosamond
- Preedy, Benjamin to Prendergast, William de
- Prendergast-Smyth, John to Presenzano, 5th Duca di (Pasquale)
- Presgrave, Charles Henry to Preston, Edith Sheilah
- Preston, Edmund Philip Jenico to Preston, Margaret
- Preston, Margaret to Preston, Yvonne
- Preston-Jones, Mair to Preußen, Franz Wilhelm Viktor Christoph Stephan Prinz von
- Preußen, Frederick Nicholas Prinz von to Preußen, Prinzessin
- Preußen, Prinzessin to Preysing-Lichtenegg-Moos, Mechtilde von
- Preysing-Lichtenegg-Moos, Pauline von to Price, D. K.
- Price, Daniel to Price, Iris
- Price, Isabel Ellen Hills to Price, Michael Crofton Hilton
- Price, Michael Henry Charles to Price, Unknown Daughter
- Price, unknown daughter to Prideaux, Edmund
- Prideaux, Edmund Saunderson, 9th Bt. to Priestley, Susannah Caroline Louise
- Priestley, Sylvia Mary Yeatherd to Primrose, James
- Primrose, James to Pringle, Clare
- Pringle, Clare to Pringle, Winifred Olive
- Prinkley, John to Pritchard, J. B.
- Pritchard, Jack to Privett, Sophie Madeleine Campbell
- Priyadarshini, Adity to Procope, Yvonne
- Procopio, Kathleen to Proctor-Beauchamp, Violet Charlotte Julia Maria
- Proddow, Benjamin to Provence, Louis 'the Blind'
- Provence, Louis, King of Italy to Pryor, Elizabeth Sophia
- Pryor, Ellen Catharine to Puckler von Schwichow, Wendt-Wilhelm Graf von
- Puckler, Christian Wilhelm Karl Graf von to Puhris, Michael Albert
- Puigcerver, Jose Maria to Pullen, William Christopher Wyldbore
- Puller, Christopher to Purcell, Daphne Marie
- Purcell, David Frederick to Purdie, Thomas
- Purdin, Jane to Pursey, Thomas William
- Purslow, Charles to Putland, W.
- Putley, Eva Miriam Lancaster to Pye, William James Boileau
- Pye-Bennet, Elizabeth to Pym, Richard Anthony
- Pym, Rita to Pérez de Urría y de la Cuesta, María de la Concepción Justa, 2° Marquesa de Valero de Urría
- Pérez del Pulgar y Alba, Maria de las Augustinias, Marquesa de Santa Elena de Guardiola to Quarles van Ufford, Willem Maurits C.
- Quarles, Anne to Queensberry, Marchioness of (Sibyl)
- Queirolo, Rosa to Quill, William
- Quilliam, Elizabeth to Quinlan, Penelope Jane
- Quinlivan, Adelaide Winifred to Quintal, Charles Stephen
- Quintal, Charles Thornton to Quintal, John James Heywood
- Quintal, John Matthew Patteson to Quintal, Tessa
- Quintal, Theodosia Irene to Raalte, Noel van
- Raaphorst, Bartholomeus van Heer van Zoeterwoude to Radcliffe, Anthony
- Radcliffe, Anthony to Radcliffe, Mary
- Radcliffe, Mary Agnes Katharine to Radford, John Heynes
- Radford, John Hieron to Radziwill, Janusz
- Radziwill, Januz to Rae, William, 3rd Bt.
- Rae-Fraser, Douglas to Ragnvaldsson, Turf-Einar, Earl of Orkney
- Ragnwald, unknown of to Raine, Susan
- Raineau, Daniel to Rait, William
- Raith, Lord (Alexander) to Ralli, John Richard
- Ralli, John Stephen to Ram, Winifred
- Ramacos, Manfredi GRAVINA Di to Ramsay, Alexander
- Ramsay, Alexander to Ramsay, Ethel
- Ramsay, Ethel Charlotte to Ramsay, Joneta
- Ramsay, Julia Diana to Ramsay, Susan Belinda
- Ramsay, Susan Georgiana to Ramsbotham, John Alexander
- Ramsbotham, Joshua Fielden to Ramsden, Hermione Charlotte
- Ramsden, Hilda Marguerite Lonnen to Ramsey, Winifred Geraldine
- Ramshaw, Margaret to Randell, William
- Randerson, Baroness, of Roath Park in the City of Cardiff (Jennifer Elizabeth) to Ranger, Sarah Jane
- Rangoni, Alda to Rankine, William Macbean of Dudhope
- Ranking, Frances Eliza to Rappini di Casteldelfino, Vittorio
- Rappolstein, Margaret von to Rasponi, Raspone
- Rasponi-Bonanzi, Carlo to Rathfarnham, 2nd Earl of, co. Dublin (Philip)
- Rathfelder, Florence Agnes to Rausch von Traubenberg, Tatyana Evgenyevna
- Rausch, Anne to Ravenshaw, Thomas William
- Ravenshaw, unknown daughter to Rawlings, Walter Parker
- Rawlins, Adrian Drake to Rawlinson, Sarah
- Rawlinson, Sarah Jane to Ray, William
- Rayden, Ann to Rayner, William John
- Rayner-Laver, Anne to Rea, William Alexander
- Reachi, Manuel to Reade, Anne
- Reade, Anne to Reade, Richard
- Reade, Richard to Reagan, William
- Reagh, Catherine to Rechnitzer, Fay Sibyl Marie
- Rechteren, Jacob Hendrik Graaf van to Redfern, William A. K.
- Redfield, Charles M. to Redmayne, John Marriner
- Redmayne, John Marriner to Redwood, William
- Redyk, Janina to Reede, Willem Gustaaf Frederik, 9th Earl of Athlone
- Reede-Ginkel, Countess de (Jemima Helena) to Reeve, Catherine Jane
- Reeve, Charles to Reeves, Grace Dorothea
- Reeves, Grace Wilhelmina to Reichenbach-Lessonitz, Wilhelmine von
- Reichenberg, Alfred Wolfskeel von to Reid, Geoff John
- Reid, Geoffrey Charles to Reid, Marjorie Logan
- Reid, Martin James to Reidhaven, Viscount (James Andrew)
- Reidheugh, Barbara to Reis, Kathleen Margaret Victoria
- Reiser, Alice-Sybilla to Remnant, Hugo Charles
- Remnant, Jack Preston to Rengers, Pieter Ubbo
- Renick, Kate Louise to Renshaw, William
- Renshaw, Winifred Edith to Renwick, Thomas
- Renwick, Thomas to Reuss zu Ebersdorff, Heinrich X Graf
- Reuss zu Gera, Caroline Gräfin to Reutersvärd, Pontus
- Reuther, Ethel Moe to Reynardson, Mary
- Reynaud, Charlotte to Reynolds, Francis
- Reynolds, Francis to Reynolds, Susan
- Reynolds, Susan Joan to Rheims, William, Cardinal Archbishop of Rheims
- Rhein, Amalia von der to Rhodes, William
- Rhodes, William to Ribeiro, Tessa Elisabeth
- Ribemont, Agnes de to Rice, Hazel Mary
- Rice, Helen to Rich, Elizabeth
- Rich, Elizabeth to Richard, William John
- Richard-Preston, Cecilia Margaret to Richards, John
- Richards, John to Richardson, Agatha Janie Temple
- Richardson, Alan Joseph Macdonald to Richardson, George
- Richardson, George to Richardson, Margaret
- Richardson, Margaret to Richardson, William
- Richardson, William to Richmond, Edward
- Richmond, Edward Arthur to Rickards, Luana Veronica
- Rickards, Marcus Cecil Anson to Ricketts, James Rodney Eden
- Ricketts, Jane to Riddell, Agnes Graham
- Riddell, Alastair to Riddell, John Gerard
- Riddell, John Giffard to Riddell-Webster, Thomas Sheridan
- Ridden, Gladys Ruth to Ridgeway, Weston, 3rd Earl of Londonderry
- Ridgley, Alison Katharine to Ridley, Laura Consuelo
- Ridley, Lauretta Chinty to Riedemann, William Otto von
- Riedenburg, Adelheid of to Rigby, Richard Edward
- Rigby, Roger Harold to Riley, Mona Margaret
- Riley, Monica Therese to Ringrose, Timothy John
- Ringrose-Voase, Alexandra Marjorie to Ripper, Suzanne Elizabeth
- Rippert d'Alauzier, Marie-Alix du to Ritchie, Greg Andrew
- Ritchie, Greg George to Ritter, Maria
- Ritter, Maria Elisabeth von to Rivett-Carnac, Clennel George, 6th Bt.
- Rivett-Carnac, Cleone Patricia to Rix, Winifred
- Rix-Taylor, Oliviah Rhiannon to Robb, William
- Robbard, John to Roberton, Margaret
- Roberts of Conwy, Baron, of Talyfan in the County of Gwynedd (Ieuan Wyn Pritchard) to Roberts, Edward George
- Roberts, Edward James Keymer to Roberts, Jane
- Roberts, Jane to Roberts, Michael
- Roberts, Michael to Roberts, William
- Roberts, William to Robertson, Carolyn
- Robertson, Carrol to Robertson, George
- Robertson, George to Robertson, John
- Robertson, John Argyll to Robertson, Patrick John
- Robertson, Patrick of Faskally to Robertson, ‘Black Lady Margaret'
- Robertson-Aikman, Constance Henrietta to Robins, Thomas
- Robins, Thomas to Robinson, Caroline
- Robinson, Caroline Beatrice to Robinson, Ellen
- Robinson, Ellen to Robinson, Hugh
- Robinson, Hugh Andrew Leetham to Robinson, Lisa Jane
- Robinson, Lisa Letitia to Robinson, Patricia Mary
- Robinson, Patrick to Robinson, Victoria Jane
- Robinson, Victoria Sarah to Robson, Fanny Worswick
- Robson, Fiona to Roche, Catherine
- Roche, Catherine to Roche, Ulick
- Roche, Ulick to Rochfort, Christopher
- Rochfort, Christopher to Rochussen, Theodora Jacoba
- Rock, Adrian to Roddick, Shirley Evelyn
- Roddie, Mary Elizabeth to Rodney of Rodney Stoke, Baroness (Sarah)
- Rodney, 10th Baronet (George Brydges) to Rodriguez, Ryan Oliver
- Rodriguez-Perez, Marcus Lawrence to Roffey, William Thomas
- Rogaly, Henry Joseph to Rogers, Henry Paton
- Rogers, Henry R. to Rogers, Winston Alexander
- Rogers-Coltman, Alice Mary Cynthia to Rohan-Chabot, Thibaud de
- Rohan-Guéméné, Louis V, seigneur de Guéméné to Rolfe, James Edward Neville
- Rolfe, Jane Elizabeth to Rolleston, Hannah
- Rolleston, Hannah to Rollo, Isabel
- Rollo, Isabella to Rolt, Thomas
- Rolt, Thomas to Romanov, Nikolai Aleksandrovich, Grand Duke of Russia
- Romanov, Nikolai I Pavlovich, Tsar of Russia to Romer, Ian
- Romer, Ian Lebeau Ritchie to Romrod, Countess von (Alexandrine)
- Romsey, 1st Baron, of Romsey, co. Southampton (Louis Francis Albert Victor Nicholas) to Rooney, Priscilla Amy
- Rooney, Rachel Marjorie Blair to Roper, Charles
- Roper, Charles to Roper, Winifred
- Roper-Caldbeck, Alice Mary to Ropner, Robert Clinton, 5th Bt.
- Ropner, Robert Desmond to Roscoe, unknown
- Roscoe, William to Rose, Evelyn Joan Victoria Heastey
- Rose, Evelyn Margaret to Rose, Madeleine Katharen
- Rose, Magdalen to Rose, Yvonne Charlotte
- Rose-Cleland, Agnes Elizabeth to Rosengarten, Sally Ralea, Baroness Greengross
- Rosenheim, Amalia to Ross, Aileen Margaret
- Ross, Alan to Ross, Elizabeth
- Ross, Elizabeth to Ross, Janet
- Ross, Janet to Ross, Nina
- Ross, Ninian, 3rd Lord Ross of Halkhead to Ross-Taylor, Victoria M. L.
- Ross-Wilson, Hubert George Anthony to Rossmore of Monaghan, Baroness (Valerie Marion)
- Rossmore, Paddy to Rothes, Unknown Daughter
- Rothesay, 1st Duke of (Charles I) to Rothschild, Noémi Claire Alice Palmyre de
- Rothschild, Olga Alice Muriel to Rouech, Helene Elizabeth
- Rouen, Mauger de to Roundway, Baroness (Rosalind Emma)
- Rountree, Alexander to Rouse, Henry
- Rouse, Hesther to Rovereto, Rolando, Marchese di Rivanazzano
- Roviano, Fabrizio di to Rowden, Vera Beatrice
- Rowdon, Cicely to Rowe, Verna Grace
- Rowe, Veronica Mary Rainault to Rowley, Amelia Elizabeth
- Rowley, Amy Isabel to Rowley, Maude Agnes
- Rowley, Maude Alice to Rowsome, Sean
- Rowton, 1st Baron, of Rowton Castle, co. Salop. (Montagu William) to Royden, Rachel Nancy
- Royden, Richard Thomas Bland to Rozycka, Jadwiga
- Roët, Catherine to Ruddock, Roland William Edward
- Rudduck, Alan Hamilton to Rue, William Frederick de la
- Rueda y Muniz, Maria Teresa to Ruggles-Brise, William John
- Ruglen, 1st Earl of (John) to Rumbold, William Richard
- Rumbold, William Robert to Rune, Marquis de (Charles Malo)
- Runfelt, Anne Marie to Rushout, Pamela Blanche
- Rushout, Rebecca to Russell, Alan
- Russell, Alaric Charles William to Russell, Cherry Rose
- Russell, Chloe Ruth to Russell, Emily R.
- Russell, Emily Rose to Russell, Hughes
- Russell, Hughes to Russell, Kathleen Mary
- Russell, Katie to Russell, Nicholas Lyulph, 6th Earl Russell
- Russell, Nicholas Odo Richard Desmond to Russell, unknown daughter
- Russell, unknown daughter to Russia, Pavel Petrovich of
- Russia, Petr I of to Rutherford, Janet
- Rutherford, Janet Hope to Ruthven, Janet
- Ruthven, Janet to Rutter, Sarah
- Rutter-Williamson, Gladys Edith to Ryan, Carolyn Anne
- Ryan, Catherine to Ryan, Thomas
- Ryan, Thomas to Ryder, Dudley Granville Richard
- Ryder, Dudley Henry to Ryder, Vanessa Frances
- Ryder, Vera Hope to Rynd, Robert Fleetwood
- Rynes, George Frederick to Saarbrücken, Sophie von
- Saard, Countess de (Ella) to Sacheverell, William
- Sacheverell-Bateman, Anna to Sachsen, Jutta von
- Sachsen, Karl August Prinz von to Sachsen, unknown Graf aus
- Sachsen, unknown in to Sachsen-Coburg und Gotha, Prinz von (Ferdinand-Christian)
- Sachsen-Coburg und Gotha, Prinz von (Friedrich Josias Carl Edward Ernst Kyrill Harald) to Sachsen-Gotha-Altenburg, Wilhelm Prinz von
- Sachsen-Gotha-Coburg, Johann Casimir Herzog von to Sachsen-Merseburg, Sybil Marie von
- Sachsen-Neustadt, Dorothea Charlotte von to Sachsen-Weimar-Eisenach, Wilhelmine Auguste von
- Sachsen-Weissenfels in Barby, Georg Albrecht Herzog von to Sackville, Xenia
- Sackville-West, Amalia to Sadler, Mary
- Sadler, Mary to Sainsbury, Sainsbury Langford
- Sainsbury, Sarah to Saint Oswald of Nostell, Baroness (Marie Wanda)
- Saint Paul, Dorothea Le-Tanneux von to Sainthill, Wilmot
- Sainton, Barbara Catherine to Saldanha Oliveira e Daun, João-Carlos de Cruz Vidal de
- Saldern, Charlotte Juanita Akazie Nerina von to Salis, Michelle Jo-Ann de
- Salis, Michelle Kaye de to Salley, Stephen Harlan
- Sallier de la Tour, Carlo, 8th Marquis de Cordonn et Combloux to Salm-Salm, Flaminia Prinzessin zu
- Salm-Salm, Florentin Prinz zu to Salmon, Flora Maria
- Salmon, Frank Julian Evèn to Salt, Eunice Mary
- Salt, Eva to Salter, unknown
- Salter, Victoria Anne Scudamore to Salusbury-Trelawny, Winifred Mary
- Saluzzo, Alasia di to Sambrooke, Susannah
- Sambucy de Sorgue, Alexandre Charles Jacques David François Xavier Marie to Samuel, Caroline Jane
- Samuel, Cecily to Samuelson, Godfrey Blundell
- Samuelson, Godfrey Weston Rhodes to Sandars, Virginia Frances Zerlina
- Sanday, Annie Gertrude to Sanders, Grissell
- Sanders, Guy Dominic Robson to Sanderson, Charles Russell, Baron Sanderson of Bowden
- Sanderson, Charles William to Sanderson, Thomas George
- Sanderson, Thomas Henry, 1st and last Baron Sanderson to Sandham, Mary Louisa
- Sandhauch, Andrew of to Sandilands, Tallulah
- Sandilands, Thomas to Sandys, Anne
- Sandys, Anne to Sanford, William
- Sanfree, Anthony Emanuel, Count of Sanfree to Santa Elena, Alberto Enrique María Vicente Ferrer Francisco de Paula Antonio de
- Santa Marina y Rodriquez, Maria de las Mercedes to Sarachi, Elizabeth Desiree
- Saraely, Gabriel to Sarson, Timothy von Weber
- Sart, Beatrix Emma M. de to Satchwell, Sara
- Satchwell, Sidney Weir to Saumarez, William Thomas
- Saumier, Carlo to Saunders, Jessica Evelyn
- Saunders, Jessie to Saunderson, Helena Emily
- Saunderson, Henry to Savage, Eleanor
- Savage, Eleanor to Savernake, Viscount (Thomas James)
- Savery, Amelia Kate to Savile, Jennett
- Savile, John to Savill, Victoria Penelope Diana
- Saville of Newdigate, Baron, in the County of Surrey (Mark Oliver) to Savoia, Philip I Conte di
- Savoia, Philip, Comte de Genève to Sawbridge, Victor Walter
- Sawbridge-Erle-Drax, John Charles William to Saxe-Coburgo e Bragança, Philippe de
- Saxe-Wyndham, Cecily Marion to Sayers, William Higley
- Sayle, Jane to Sayn-Wittgenstein-Hohenstein, Wenzel Max Erbprinz zu
- Sayn-Wittgenstein-Hohenstein-Vallendar, Concordia Gräfin zu to Scally, Patrick
- Scamell, Emma to Scarborough, W. Paton
- Scarbrough, 10th Earl of (Alfred Frederick George Beresford) to Scarr, Susan Renforth
- Scarrott, Alison to Schaffgotsch, Wenzel Graf
- Schagen, Jacoba Hester van to Schaumburg-Lippe, Stephanie Alexandrine Hermine Thyra Xenia Bathildis Ingeborg Prinzessin zu
- Schaumburg-Lippe, Tatjana-Sybille Prinzessin zu to Schenk, Veronica
- Schenkel, Aaron James to Schiller, William Francis
- Schilling von Canstadt, Karoline Gräfin to Schleswig-Holstein-Sonderburg in Norburg, Wilhelmine Auguste von
- Schleswig-Holstein-Sonderburg, Adolf von to Schleswig-Holstein-Sonderburg-Glücksburg, Christian August zu
- Schleswig-Holstein-Sonderburg-Glücksburg, Christiana Ernestine zu to Schleswig-Holstein-Sonderburg-Plön, unknown von
- Schleswig-Holstein-Sonderburg-Rethwisch, Joachim Ernst II Herzog von to Schmidt, William John Louis
- Schmidt-Chiari, Guido Nikolaus to Schoelles, Margaret Jane
- Schoemaker, Johanna to Schomberg, unknown
- Schomburg-Wechselberg, Jeromia Gräfin von to Schreiber, Olivia Mary Clara
- Schreiber, P. B. (Colonel) to Schultze, Jan-Gisbert
- Schulz, Andrea to Schwabe, Walter George Salis (Sir)
- Schwaben, Alderich Graf von to Schwarzenberg, Prinz zu (Adolf Joseph)
- Schwarzenberg, Prinz zu (Alexander Holden) to Schönborn-Wiesentheid, Gerolf Max Karl Zdenko Rudolf Heironymus Maria Graf von
- Schönborn-Wiesentheid, Graziella von to Schönburg-Waldenburg, Marie Prinzessin von
- Schönburg-Waldenburg, Marie von to Scobell, Susan Jane
- Scobhill, Elizabeth to Scotland, Mary of
- Scotland, Mary of to Scott, Anastasia Amelia Frere
- Scott, Andrea Gillian to Scott, Catherine Anna Maria
- Scott, Catherine Annie Gordon to Scott, Edward John Moncrieffe
- Scott, Edward John Rankin to Scott, George John
- Scott, George Johnson to Scott, James Eliot Buchan
- Scott, James Empson to Scott, John Philip Bruce
- Scott, John Philip Henry Schomberg, 13th of Gala to Scott, Margaret Rachel
- Scott, Margaret Sylvia Daphne to Scott, Patrick, 2nd Bt.
- Scott, Patrick, 4th of Monzie to Scott, Stephen
- Scott, Stephen to Scott, Wat Wudspurs
- Scott, Wendy Vendeveer to Scott-Kerr, William Kerr
- Scott-Langley, David Lionel to Scrimgeour, Phyllis
- Scrimgeour, Robin to Scrope, William
- Scrope, William to Scudamore, Sybil
- Scudamore, Sybil to Seagram, William Lye
- Seagrave, Catharine to Sealy, Winthrop Baldwin
- Seaman, Anna Maria to Seaton, William John
- Seatow, Kathrin Elizabeth to Sebright, William
- Sebrinski, Ethel to Sedley, John
- Sedley, John Godfrey to Seely, Rachel
- Seely, Richard Evelyn to Seibott, unknown
- Seidel, Martha to Selby, Mary Ann
- Selby, Mary Anne to Self, William Woodard
- Selfe, Anne to Selway, Zoë
- Selwin, Elizabeth to Sempill, Robert, 7th Lord Sempill
- Sempill, Robert, Master of Sempill to Serafina di Flumeri, Maria Teresa
- Serafino, Helen to Serjeantson, William Rookes Leedes
- Serle, Anne Lawrence to Sessa, Leopoldo de
- Sessions, Colin Montague Blair to Seton, Eliza Henrietta
- Seton, Elizabeth to Seton, Mary
- Seton, Mary to Severne, Thomas
- Severo Isasmendi Gimson, Nicolás to Seyers, Susan
- Seyffert, Maria Josepha Gräfin von Heydeck to Seymour, Charlotte Emily
- Seymour, Charlotte Frances Frederica to Seymour, Gertrude Ethel Maud
- Seymour, Gertrude Frances to Seymour, Marion Cecile
- Seymour, Marjorie Elizabeth to Seymour, William, 3rd Duke of Somerset
- Seymour, William, Lord Beauchamp to Shackleton, Sarah Caroline
- Shackleton, Theobold to Shakerley, Elizabeth Averil
- Shakerley, Elizabeth Georgiana to Shakespeare, Thomas
- Shakespeare, Thomas William, 3rd Bt. to Shannon, Ellen Maria
- Shannon, Faith to Sharp, Caroline Eve
- Sharp, Caroline Patricia to Sharpe, Ethel Grey
- Sharpe, Evelyn Nina to Shaughnessy, Michael James, 4th Baron Shaughnessy
- Shaughnessy, Patrick John to Shaw, Cornelia
- Shaw, Cyrena to Shaw, Henry of Camburmore
- Shaw, Henry Thomas to Shaw, Margaret
- Shaw, Margaret to Shaw, Stanley Hamilton
- Shaw, Stanley Thornton to Shaw-Stewart, John Archibald
- Shaw-Stewart, John Erskine Douglas to Sheaffe, William
- Sheals, Jane Maria Annette to Sheepshanks, William Ernest
- Sheerin, John Declan to Sheffield, William
- Shefford, Caroline to Sheldon, Elizabeth
- Sheldon, Elizabeth to Shelley, Elizabeth Philippa
- Shelley, Elizabeth Shuna to Shelmerdine, Peter
- Shelmerdine-Hare, Camilla Rebecca to Shepherd, Carol
- Shepherd, Catherine to Sheppard, George Kinloch
- Sheppard, Georgina R. to Sherard, Sophia
- Sherard, Susan to Sheremetev, Pelagyeya Vasilevna
- Sheremetev, Petr Aleksyeevich to Sheridan, Louise
- Sheridan, Lynette May to Sherrard, Rose
- Sherrard, Rowland to Shettle, William Croasdill
- Shevill, Ian Wotton Allnutt to Shields, Zena Jan Patricia
- Shiell, Cynthia Florence Katherine to Shingay, 1st Baron of, co. Cambridge (Edward)
- Shingleton-Smith, Henry Martin to Shirley, Brent
- Shirley, Camilla to Shirley, Thomas
- Shirley, Thomas to Shoppee, Charlotte Willats
- Shoppee, Cheryl Lillian to Shoppee, Myra Constance
- Shoppee, Natasha Lee to Shorrock, Wynefred Nancy
- Short, Alan to Shoubridge, Zara
- Shouldham, Caroline to Shuckburgh, Judith M.
- Shuckburgh, Julia Annabella to Shute, William Gordon
- Shuter, Bettina to Sibbald, William
- Sibbald-Scott, 5th Baronet (Francis) to Sidden, Thomas
- Siddington, Emma to Sidney, Winifred Agneta Yorke
- Sidon, Lord of (Balian I) to Silcock, Phyllis Marjorie
- Siler, Alma to Silva-Tarouca-Unwerth, Servatius Karl Graf von
- Silvagio, Susan-Maria to Simeon, Eleanora Elizabeth
- Simeon, Elinor Yorke to Simmern, Maria Henriëtta
- Simmern-Kaiserslautern, Ludwig Heinrich Moritz Pfalzgraf von to Simon, Georgina Frances
- Simon, Gwendolen Helen to Simpkin, Patricia Rose
- Simpkinson, Katharine Louisa to Simpson, Francis
- Simpson, Francis to Simpson, Mette Tang
- Simpson, Michael Paul to Sinatra, Tina
- Sinclair of Cleeve, 1st Baron, of Cleeve, co. Somerset (Robert John) to Sinclair, Charles George
- Sinclair, Charles Home to Sinclair, Harriet
- Sinclair, Harriet Emily Margaret to Sinclair, John Charles
- Sinclair, John George Tollemache of Ulbster, 3rd Bt. to Sinclair, Octavia Mervyn
- Sinclair, Olive Margaret Camilla to Sinclair-Wemyss, William David
- Sinclaire, Alannah to Singleton, William Parkinson
- Singley, Mary to Sitwell, Constance Selina
- Sitwell, Edith Louisa to Skakel, Rushton
- Skal und Gross-Ellguth, Bettina Baronin von to Skelley, Katherine
- Skellon, Clara to Skene, Margaret
- Skene, Maria Isabella of Rubislaw to Skinner, Dudley Mark Hewitt
- Skinner, E. Clarributt to Skipsey, William
- Skipton and Craven, Alice of to Skipwith, Jean
- Skipwith, Joan to Skirving, Robert
- Skitmore, Frederick to Slack, W. Upton
- Slacke, Charles Owen to Slade, Richard Penkivil
- Slade, Rita Annie to Slater, John Graham
- Slater, Joice to Sleight, Marie-Thérèse
- Sleight, Mary to Sloan, Veronica Mary
- Sloane, 1st Baronet (Hans) to Slynn, William Patrick Geoffrey
- Smail, Adam Trevor to Smallwood, William
- Smart, Agnes to Smijth, William, 7th Bt.
- Smijth-Windham, Alistair William to Smith de Heriz, Walter Vane
- Smith of Basildon, Baroness, of Basildon in the County of Essex (Angela Evans) to Smith, Alice Anna
- Smith, Alice Bertha to Smith, Annie Kate
- Smith, Annie Maria to Smith, Carmen Maree
- Smith, Carol to Smith, Christopher Michael Constantine
- Smith, Christopher Nigel Gordon to Smith, Eardley Gideon Culling
- Smith, Earl Edward Tailer to Smith, Elizabeth Graydon
- Smith, Elizabeth Hambley to Smith, Frances
- Smith, Frances to Smith, Gerald Montagu
- Smith, Geraldine to Smith, Henry
- Smith, Henry to Smith, James Robert Fyfe
- Smith, James Russell to Smith, John
- Smith, John to Smith, Laura
- Smith, Laura Caroline Beatrice to Smith, Margaret Eleanor
- Smith, Margaret Elphinston to Smith, Mary Elizabeth Mina
- Smith, Mary Ellen to Smith, Pamela Lucy
- Smith, Pamela Margaret Elizabeth to Smith, Robert
- Smith, Robert to Smith, Shona Joyce
- Smith, Sibyl Gabriel Lumley to Smith, Torrance
- Smith, Tottie to Smith, William Henry Curtis
- Smith, William Henry, 3rd Viscount Hambleden to Smith-Dorrien-Smith, Thomas Algernon
- Smith-Gordon, Charlotte Maria to Smithson, Margaret
- Smithson, Maria to Smyth, Charles Henry Devaynes
- Smyth, Charles John (Venerable) to Smyth, Leicester
- Smyth, Lesley-Anne to Smyth-King, William
- Smyth-Osbourne, Ann Katherine Louisa to Smythe, William
- Smythe, William Barlow to Snell, Gavin John
- Snell, Gaylene to Sneyd, William (Sir)
- Sneyd-Kynnersley, Clement Thomas to Snow, Richard Seton
- Snow, Robert to Soames, Gerald M.
- Soames, Geraldine May to Solecki-Servi, Maximilian Alessandro Josef
- Soledad Larrea y Zubiaur, Maria to Solms-Laubach, Georg August graf zu
- Solms-Laubach, Georg August Graf zu to Somborn, Herbert K.
- Sombre, David Ochterlony Dyce to Somerset, Christine Helene
- Somerset, Christopher to Somerset, Isabel Maud Mary de Chair
- Somerset, Isabella Anne Frances to Somerset, Wellesley Henry
- Somerset, William to Somerville, James, 9th Lord Somerville
- Somerville, Jan to Somery, unknown de
- Somes, Caroline Mary to Sorbier de Pougnadoresse, Sabine Marie Louise Françoise de
- Sorby, Albert Ernest to Sotheby, Margaret
- Sotheby, Margaret Constance to Soumarokoff-Elston, Zenaida Pawlowna
- Sounders, John to Southcote, William
- Southcott, Anne to Southwell, Elizabeth
- Southwell, Elizabeth to Souzy, Jean de
- Sovereign, Adah Maud to Spankie, Rosemary Bridget
- Spann, Maria to Sparrow, unknown
- Sparrow, unknown to Specht, Maria Elisabeth Anna Henriette Dionysia
- Speck, Jane to Speed, William Marshall
- Speedie, Margaret to Spence, Magnus
- Spence, Magnus Andrew to Spencer, Charlotte
- Spencer, Charlotte to Spencer, Jane
- Spencer, Jane to Spencer, Samuel Peter Nelson
- Spencer, Sarah to Spencer-Churchill, Yvonne Henriette Marie
- Spencer-Cooper, Henry Edmund Harvey to Spens, Dominique
- Spens, Donna to Spens, Thomas of Lathallan
- Spens, Thomas of Lathallan to Spicer, Susanna Juliet
- Spicer, Sybil Elna to Spilman, Patricia Muir
- Spilsbury, Alfred John to Sponheim, Stephan II Graf von
- Sponheim-Kreuznach, Elisabeth Gräfin von to Spratt, William Richard
- Spread, Adeline Maria to Sprigge, William
- Spriggs, E. A. to Spring, William, 4th Bt.
- Springate, Ada to Spurgeon, Norman C. A.
- Spurgeon-Farrer, Farrer Grove to Squire, Wright Thomas
- Squire-Sanders, Annabel Mary to St. Aubyn, Nicola
- St. Aubyn, Oliver Piers to St. Clair, Matthew
- St. Clair, Matthew to St. George, Catherine Jean
- St. George, Catherine Jemina to St. George, Richard
- St. George, Richard to St. John, Agnes de
- St. John, Agnes Isabella to St. John, Emily Murray
- St. John, Emily Sophia Mercy to St. John, Katherine Madge
- St. John, Katherine Maria to St. John, Rowland, 10th Baron Saint John of Bletso
- St. John, Ryan Christopher Beauchamp to St. John-Mildmay, Robert
- St. John-Mildmay, Selina Jane to St. Leger, Gaspard Douglas Anthony
- St. Leger, Geoffrey Bayard to St. Maur, Sheila Matilda
- St. Maur, Susan Margaret Richards to Stacey, Rose
- Stacey, Sally Erskine to Stacpoole, George Charles
- Stacpoole, George Edward Joseph Patrick, 5th Duc de Stacpoole to Stacpoole, Worth
- Stacpoole-Mahon, Geraldine Frances Jane to Stafford, Georgena Barbara
- Stafford, Grace to Staglieno, Pierdomenico
- Stagnetto, Antoinette Fionna to Stallard, Vanessa
- Stallard-Penoyre, Anna Maria Brodbelt to Stamp, Lucinda Jane
- Stamp, Marian Ellina to Standing, Wyndham
- Standish O'Grady, Jane Elizabeth to Stanhope of Shelford, Baroness (Catherine)
- Stanhope, 1st Baronet, of Stanwell House, co. Middlesex (Henry Edwyn) to Stanhope, Margaret Trelawney
- Stanhope, Margot to Stanley of Bickerstaffe, 6th Baron, co. Lancaster (Edward Richard William)
- Stanley of Preston, 1st Baron, co. Lancaster (Frederick Arthur) to Stanley, Edward John, 2nd Baron Stanley of Alderley
- Stanley, Edward John, 6th Baron Sheffield to Stanley, Katherine
- Stanley, Katherine to Stanley, Thomas, 2nd Lord Monteagle
- Stanley, Thomas, 3rd Bt. to Stannus, William Trevor
- Stanser, Hannah to Staples, Beatrice Joyce Head
- Staples, Benjamin to Stapleton, Elizabeth
- Stapleton, Elizabeth to Stapleton-Bretherton, Winifred Mary
- Stapleton-Cotton, Alice Hester Camilla to Starkey, Gwendoline Mary
- Starkey, Hampton to Staufer, Sophie
- Stauffenberg, Alfred Clemens Philipp Friedrich Justinian Maria Schenk Graf von to Stavert, Ruben Ewart
- Staverton, Elizabeth to Stebbings, William
- Stebbins, H. Lyman to Steel, Louisa
- Steel, Louise Helen to Steele, William John Maxwell
- Steele-Bodger, Alasdair to Stein, Therese, Baroness of Nassau
- Stein-Liebenstein, Caroline von to Stenbock, Hedvig Sophia von
- Stender, Frauke to Stephen, Willoughby
- Stephens, 1st Baronet (Philip) to Stephenson, Beatrice Ethel
- Stephenson, Belinda Jane to Stephenson, William
- Stephenson, William to Stern, Wendy
- Sternau und Hohenau, Elisabeth Gräfin von to Steuart, George Mackenzie
- Steuart, George Mackenzie to Stevens, Charles
- Stevens, Charles to Stevens, Robert Hugh
- Stevens, Robert Max William to Stevenson, Henry
- Stevenson, Henry to Stevenson, Susan Virginia
- Stevenson, Susanna to Stewart of Fulham, Baron, of Fulham in Greater London (Robert Michael Maitland)
- Stewart of Garlies, 1st Baron, in the Stewartry of Kirkcudbright (John) to Stewart, Alexander Frederick
- Stewart, Alexander George John of Ards to Stewart, Annesley
- Stewart, Annesley, 6th Bt. to Stewart, Charles
- Stewart, Charles to Stewart, Edward, 3rd Earl Castle Stewart
- Stewart, Egidia to Stewart, Frances
- Stewart, Frances to Stewart, Hester
- Stewart, Hester Anna Lilian to Stewart, James Watson of Balgownie, 3th Bt.
- Stewart, James Watson of Balgownie, 4th Bt. to Stewart, John
- Stewart, John to Stewart, Leonard
- Stewart, Leonora to Stewart, Marian
- Stewart, Marianne to Stewart, Muriel Neara
- Stewart, Murray Kenneth to Stewart, Ronald Compton, 2nd Bt.
- Stewart, Ronald David to Stewart, unknown son
- Stewart, unknown son to Stewart-Bam, Pieter Canzuis van Bloomestein
- Stewart-Blacker, Fiona K. to Stewart-Richardson, Olive Marguerite
- Stewart-Richardson, Olivia Joan to Still, Robert
- Still, Robert to Stirling, Bill
- Stirling, Blanche Gertrude Colomba to Stirling, John
- Stirling, John to Stirling, Walter Andrew
- Stirling, Walter Francis to Stobart, Henry Francis
- Stobart, Henry Gervas to Stockdale, William
- Stockdale, William to Stockwell, Sara Gray de Neufville
- Stockwell, Shirley Phyllis to Stoker, W.
- Stokes, Ada to Stolberg-Rossla, Sophie Auguste Gräfin zu
- Stolberg-Stolberg, 3rd Fürst zu (Wolfgang-Heinrich) to Stolberg-Wernigerode, Otto Fürst zu
- Stolberg-Wernigerode, Otto Graf zu to Stone, Michael John Kenneth
- Stone, Michael Simon to Stoney, Elizabeth
- Stoney, Elizabeth to Stoney, Thomas
- Stoney, Thomas to Stonhouse-Vigor, William Liscombe
- Stonor Saunders, Alexander William Joseph to Stoodley, Thomasin Albert
- Stoody, Nevada Hayes to Stopford, Godfrey Vyvyan
- Stopford, Grace Harriet to Stopford, Winifred Ellen
- Stopford, Wyndham Horace to Storr, unknown
- Storrada, Skoglar-Teste to Stoughton, Thomas
- Stoughton, Thomas to Stourton, Mary Joana Rosalind
- Stourton, Mary Lucy to Stoyte, Mary
- Straalman, Cornelia to Strachan, John
- Strachan, John David to Strachey, Theodore Edward
- Strachey, Theophilus William to Straghan, Aimeé
- Strahan, Alexander to Strang, Edna Kathleen
- Strang, Eileen Evereld Hartley to Strange, Elizabeth Mary
- Strange, Ellen le to Strangways, Thomas
- Strangways-Horner, Thomas to Strathearn, Isabel of
- Strathearn, Malise of to Straubenzee, Charles Turner van
- Straubenzee, Charles van to Strechie, John
- Strechleigh, Alice to Strickland, Caroline
- Strickland, Caroline to Strickland, Thomas, 2nd Bt.
- Strickland, Tracey Susan to Striveling, Willielmus, 2nd of Cadder
- Strivelyng, William de of Cadder and of Redgorton to Stronge, Helen Mary Eileen
- Stronge, Humphrey Cecil Travell to Struthers, William Keith
- Strutt, 1st Baronet, of Little Warley Hall, co. Essex (Denner) to Strutt, William
- Strutt, William to Stuart, Audley Mervyn
- Stuart, Aurea Elizabeth to Stuart, Elizabeth
- Stuart, Elizabeth to Stuart, James of Whiteriggs
- Stuart, James Wallace Wilson to Stuart, Marion Emilia
- Stuart, Marjorie to Stuart, unknown daughter
- Stuart, unknown daughter to Stuart-Menteth, Marie Octavia
- Stuart-Menteth, Martha to Stubbs, Wyndham Henry
- Stubbs-Mills, Andrew William to Stubenberg, Marie Christine Anna Elisabeth Herrin und Gräfin von
- Stubenberg, Marketa Herrin und Gräfin von to Studd, Edward Fairfax
- Studd, Edward Fairfax, 4th Bt. to Studdert, Diana
- Studdert, Diana Clare to Studdert, John
- Studdert, John to Studdert, Pamela A.
- Studdert, Pamela Davidson to Studholme, Eliza Hersey
- Studholme, Elizabeth to Sturge, Priscilla M.
- Sturge, Priscilla M. to Sturt, Winifred Selina
- Sturtevant, Sarah A. to Style, Jessie Elizabeth
- Style, Jill Elizabeth to Suarez d'Aulan, Patrick de
- Suarez Distefano, Maria Lorena to Suenson-Taylor, Zoë
- Suermondt, Albert to Sullivan, Charles Wilmot
- Sullivan, Charles, 3rd Bt. to Sullivan-Tailyour, Sylvia Diana
- Sully, Anna Beth to Sumner, Charles Maunoir
- Sumner, Charles Richard to Sundridge, 9th Baron, of Coomb Bank, Kent (Torquhil Ian)
- Sundstrom, Lyndall Clare to Surtees, Herbert Conyers
- Surtees, Isabel Anna to Sutherland, Alexander of Kinminitie
- Sutherland, Alexander Robert to Sutherland, John of Forse
- Sutherland, John of Little Torboll to Sutherland-Leveson-Gower, Victoria Elizabeth
- Suthers, Henry to Sutton, Emily Kathleen Frances Foquett
- Sutton, Emily Owen to Sutton, Mary
- Sutton, Mary Anne to Suzdal, Prince of (Semyon)
- Suze, Comte de la (Gaspard) to Swaine, Sydney
- Swainson, Christopher Grandorge to Swann, Marcus
- Swann, Marilyn Ann Morse to Sweden, Erik XIV of
- Sweden, Eufemia of to Sweetman, Walter
- Sweetnam, Francis to Swift, William Stephenson
- Swifte, Alan Henry to Swinstead, Muriel Mary
- Swinsted, Alice to Swinton, Mary
- Swinton, Mary to Swynbourne, Thomas
- Swynerton, Alice to Syer, William Henry
- Syers, Mary Cicely to Sykes, Henry, 6th Bt.
- Sykes, Herbert Rushton to Sykes, unknown daughter
- Sykes, unknown son to Symon, Walter Conover
- Symond, unknown daughter to Syms, Valerie Joan
- Symson, Andrew to Synge, Richard
- Synge, Richard Francis Steele to Szubinski, Andrzej
- Szulborska, Monika to Taaffe, Isabel Pamela
- Taaffe, Ismay to Taft, William Howard
- Tafur, Tatiana to Tait, Stormonth Darling
- Tait, Susan Anne to Talbot, Arthur Aston
- Talbot, Arthur George to Talbot, Eva
- Talbot, Eva Julietta to Talbot, John
- Talbot, John (Colonel) to Talbot, Raymond Reginald
- Talbot, Reginald to Talbot-Crosbie, William Talbot
- Talbot-Ponsonby, Alathea Rachel Constance to Tamayo, Juan E.
- Tambach, Franz Carl Julius Albrecht de to Tancred, Zillah Selby
- Tandy, Anna Louisa Margaret to Tanturri Horatio, Ricardo di
- Tanuru, Christine Ann to Tarleton, Timothy M.
- Tarleton, Vera Constance to Tata, Soonoo
- Tataj, Dominic Matias to Tatham, Reginald Cyril
- Tatham, Roderick Hugh to Taubman, unknown
- Tauffer, Brigit to Tayleur, William
- Tayllard, Geoffrey to Taylor, C. C.
- Taylor, Caitlin Louise to Taylor, Elisabeth Goodin
- Taylor, Elisabeth Joy Fausitt to Taylor, Georgiana Alice
- Taylor, Georgiana Anne to Taylor, Jason Lynn
- Taylor, Jean to Taylor, Louise Marie Myrthe
- Taylor, Louise Susan Verner to Taylor, Norah
- Taylor, Norah Helen to Taylor, Sheron
- Taylor, Shona Anne to Taylor, Winnifred Mae
- Taylor, Winston W. to Teague, Virginia Louise
- Teahan, Gerald to Tedder, Zara Elizabeth
- Teddy, Mary to Telling, W.
- Tello, Jose Santos to Tempest, Stephen
- Tempest, Stephen to Temple, John Anthony
- Temple, John Hugh to Templeman, Sydney William, Baron Templeman
- Templeman-Beet, Shaun Edward to Tenison, William Percival Cosnahan
- Tennant, 1st Baronet (Charles Clow) to Tennant, Miranda Hermione Rosamund
- Tennant, Mungo William to Tennyson-d'Eyncourt, Vinnie Lorraine
- Tennyson-Turner, Charles to Terry, Walter
- Terry, William to Tevis, Susanna
- Tew, Alice Frances to Thackwell, William Talbot Roche
- Thackwray, Annie Elizabeth to Thee, Maria Amelia
- Theed, Aminta Jane to Thesiger, Clare Louise
- Thesiger, Clare Margaret Thomas to Thicknesse, Ralph
- Thicknesse, Ralph to Thoirs, Margaret
- Thois, Marquis de (Timoleon) to Thomas, David
- Thomas, David to Thomas, Guendaline Ada
- Thomas, Guy to Thomas, Lisa Michelle
- Thomas, Llewelyn Edouard to Thomas, Robert
- Thomas, Robert to Thomas-Ellis, Aeronmy
- Thomas-Everard, Adella Jessie Bridget to Thompson, Antony James Aird
- Thompson, Arabella to Thompson, Elizabeth
- Thompson, Elizabeth to Thompson, Irene Mary
- Thompson, Isabel to Thompson, Marjorie Neville
- Thompson, Marjorie Olive to Thompson, Rosemary V. K.
- Thompson, Rosina to Thompson, Zane
- Thompson-Butler-Lloyd, Demetrius to Thomson, Cecilia Bernadette
- Thomson, Celia Margaret to Thomson, Jenifer Kirsty
- Thomson, Jennifer to Thomson, Terry
- Thomson, Tessa Lys to Thorne, Davina Nkechi Rozelle
- Thorne, Diana Amanda to Thorneycroft, Wallace
- Thornhagh, Andrew to Thornton, Elizabeth
- Thornton, Elizabeth to Thornton, unknown daughter
- Thornton, Valentine to Thorold, George Preston
- Thorold, George, 1st Bt. to Thorold-Palmer, Michael Adrian PALMER later
- Thoroton, Mary to Thorton, Tony
- Thost, Andrea-Maria to Throckmorton, C.
- Throckmorton, Catherine to Thun und Hohenstein, Johanna Gräfin von
- Thun und Hohenstein, Joseph Bernhard Graf von to Thurlow, Reginald Heber
- Thurlow, Richard to Thurn und Taxis, Wilhelmine Caroline Christiane Henriette von
- Thurn und Valsássina-Como-Vercelli, Aemiliane Gräfin von to Thursfield, Sylvia Mary
- Thurso, 1st Viscount, of Ulbster, co. Caithness (Archibald Henry Macdonald) to Thynne, Grace
- Thynne, Grace Granville to Tiarks, Winefride Edith
- Tibaldi, Pierre Anthony Pellagrini di to Tiepolo, Jacopo, Doge della Repubblica di Venezia
- Tiernay, G. to Tillard, Winifred Agnes
- Tillbrook, Jacqueline to Timmer, Rebecca Sairn
- Timmerman, L. M. to Tindal-Carill-Worsley, Ralph
- Tindall, Albert A. to Tipping, William
- Tippinge, Alfred to Titterton, Vivien Rosamund
- Tiverton, 1st Viscount, of Tiverton, co. Devon (Hardinge Stanley) to Todd, David Matthew
- Todd, Diana Margaret to Toit, T. A. du
- Toke, Anna Maria to Tollemache, Catherine
- Tollemache, Catherine to Tollemache, Nora Priscilla
- Tollemache, Patricia Margaret to Tom, William Howard Graham
- Tomacelli, Alice to Tomlin, unknown daughter
- Tomlin, unknown son to Tonge, William John
- Tongeren, Yvonne van to Tooth, William Augustus
- Toovey, Ann to Torlesse, Susan
- Torliffe, Ethel to Torriano, Unknown
- Torrie, Adam Ronald Rentoul to Tottenham, Edward Loftus
- Tottenham, Edward Synge to Touche, William George, 4th Bt.
- Touchet, Ann to Toutill, William
- Touzalin, A. E. to Town, William
- Towne, Mary to Townley, Vincentia
- Townley, Walter Beaupré to Townsend, Edward Mansel
- Townsend, Edward Mitchell to Townsend, Hope
- Townsend, Horace to Townsend, Mark Bryan
- Townsend, Martha to Townsend, Tarn Lois
- Townsend, Tessa Carol to Townshend, Charles, 2nd Viscount Townshend of Raynham
- Townshend, Charles, 3rd Viscount Townshend of Raynham to Townshend, Mary
- Townshend, Mary to Toyne Sewell, Timothy Patrick
- Toyne, Jane to Tracy-Keck, Susan
- Tradigal, Margaret to Trafford, Mary de
- Trafford, Mary de to Traill, Fanny Australia
- Traill, Frances to Trappes, Thomas Byrnand
- Trappes-Byrnand, Francis G. to Travers, Henry Boyle
- Travers, Hester to Trebizond, Theodora of
- Treby, Anne Letitia to Trefusis, Louisa
- Trefusis, Margaret to Treip, Elizabeth
- Treise, Olympia to Trembath, Timothy Mark
- Tremblay, Judith Ann Marie to Trench, Edmund Victor Power
- Trench, Edna Laverty to Trench, Janet Merle
- Trench, Janetta Wilbraham to Trench, Rupert Patrick Le Poer
- Trench, Ruth to Trenck, Wilhelm von der
- Trend, Baron, of Greenwich in Greater London (Burke St John) to Trevellyan-Grattan, Edward John
- Trevelyan, 1st Baronet, of Nettlecombe, co. Somerset (George) to Trevelyan, Julia Agnes
- Trevelyan, Julia Anne to Trevithick, William
- Trevitt, Annette Juanita to Trevor-Roper, Florence
- Trevor-Roper, Florence to Trier, Ysolde Gwynedd
- Tries von Luxemburg, Luitgarde von to Tripp, Mary Herbert
- Tripp, Mary Howard to Tritton, Marianne Helen
- Tritton, Marie Constance to Trollope, George Barne
- Trollope, George Frederick to Trotman, Susan Philippa
- Trotman-Dickenson, Aubrey Fiennes to Trotter, Thomas of Catchelraw
- Trotter, Thomas, 7th of Mortonhall to Trout, Randalea E.
- Troutbeck, Adam to Truell, William Henry Augustus
- Truelock, George to Truss, Maureen
- Trussebut, Roese to Tryon-Wilson, Rosemary
- Trythall, Helen Lynette to Tuck, Zillah Ernestine
- Tucker, Abraham to Tucker, John Roland
- Tucker, John Tucker to Tuckett, Susan Jennifer
- Tuckey, Broderick to Tuffnell, George
- Tuffrey, Ann to Tufton, Thomas
- Tufton, Thomas Sackville, 4th Baron Hothfield of Hothfield to Tulk-Hart, Thomas John
- Tull, Jody to Tunnard, Thomas Monketon
- Tunnicliff, Catherine to Turcan, William
- Turckheim, Daphne Corvinne Helene Patricia de to Turnbull, Frances Eliza
- Turnbull, Frederick Richard Arnold to Turner, Augustus
- Turner, Augustus David Seymour to Turner, Ellen
- Turner, Ellen to Turner, Jean Haslewood
- Turner, Jean Mary to Turner, Mary Sophia Ethel
- Turner, Mary Teresa to Turner, Thomas Blake
- Turner, Thomas Compton to Turnor, Yolande Katharine Rosabelle
- Turnour of Gort, 1st Viscount, co. Galway (Edward Turnour) to Turrill, Ruth Eleanor
- Turton, 1st Baronet (Edmund Russborough) to Tuthill, William Fitzgerald
- Tuting, Sarah to Tweedie, James
- Tweedie, James to Twickel, Paul Baron von
- Twickel, Peter Baron von to Twisden, William
- Twisleton, 1st Baronet (George) to Twisleton-Wykeham-Fiennes, Winifred Joan
- Twiss, Adelaide Louisa to Twysden, Elizabeth
- Twysden, Elizabeth to Tyler, Emily Francis
- Tyler, Emily Jane to Tyndale, Martha
- Tyndale, Mary Anne to Tyre, Robert
- Tyrell, 1st Baronet (John) to Tyrrell, Margaret
- Tyrrell, Margaret Ann to Tyrwhitt, William
- Tyrwhitt-Drake, Adelaide Emma to Tyutchev, Nadezhda Nikolaevna
- Tywhitt, Joan to Ufford, William d', 2nd Earl of Suffolk
- Ufgau, Gebhard Graf von to Ulyate, Shaun Gilford Ray
- Ulyate, Shelley Diana to Underwood, Peter
- Underwood, Peter E. to United Kingdom, William of the
- United Provinces of the Netherlands, Frederick of the to Upjohn, Winifred
- Uplanders, Jarl of the (Eystein 'the Noisy') to Urach, Ute von
- Urach, Wilhelm Herzog von to Urquhart, Jean
- Urquhart, Jean to Usborne, Thomas Masters
- Usedom, Charlotte Olympia von to Ussel, Sabine d'
- Ussher, Adam to Ussher, John
- Ussher, John to Uthwatt, William Francis Edolph Andrewes
- Utrecht, Burggraaf van (Hendrik I) to Valdemarsdottir, Sophie
- Valdemarsson, Abel, King of Denmark to Valette, Jean Louis, Duc d'Epernon
- Valhermoso, Francisco Javier de to Valois, Philippe, Duc de Brabant
- Valois, Poppa of Normandy de to Van Niekerk, William Douglas James
- Van Oss, Anthony Tom Francis to Vandenberg, Carly Linda
- Vandensinden, unknown to Vane, Henry the Younger
- Vane, Henry, 1st Bt. to Vann, Nicholas John
- Vanneck, 1st Baronet, of Putney, co. Surrey (Joshua) to Vans, Margaret
- Vans, Margaret Olivia to Varekamp, Nanon
- Varengeville, Jeanne-Angelique de la Roque de to Vaubin, Laura
- Vaucher, Jean Marie to Vaughan, Ernest Augustus, 4th Earl of Lisburne
- Vaughan, Ernest Courtenay to Vaughan, Penelope Jane
- Vaughan, Peter St. George to Vaus, unknown of Lochslin
- Vause, Arthur John to Vavasour, Constantia Mary Josephine
- Vavasour, Daniel to Vavasour, Yasmin Xanthe Fleur
- Vavasseur, Antoine le to Vellacott, William Edward
- Vellet, Mary to Venables-Vernon, unknown daughter
- Venables-Vernon, unknown daughter to Ventry, Baroness (Jill Rosemary)
- Ventura, Viviane to Vere Nicoll, Zoe Gabrielle
- Vere of Hanworth, 10th Baron, co. Middlesex (Charles Frederic Aubrey de Vere) to Vereker, Charles Standish
- Vereker, Charles William Medlicott to Vereker, Yvonne Frances
- Verelpen, Anna Pauline to Vermillian, Maria Catherine
- Vermilya, Abram to Verney, Harry, 2nd Bt.
- Verney, Helen Mary to Vernon, Cuthbert Avenal John
- Vernon, Daisy Hilda to Vernon, Karen Teresa Margaret
- Vernon, Kate Elizabeth Ryder to Vernon, William
- Vernon, William to Versturme-Bunbury, Mary Ann
- Vertadour, Anne de to Vesey, John
- Vesey, John to Vestey, Penelope Jane
- Vestey, Percy to Vicat, unknown
- Viccars, Brynhildr Archdall to Vietinghoff, Christophe Burchard von
- Viets, Nathalie Rocabado de to Villalon y Waldburg-Zeil, Francisco-Jose Oscar Manuel
- Villalon-Alonso, Jose Angel to Villiers, Arthur Malortie
- Villiers, Arthur Percy, 3rd Baron de Villiers to Villiers, Helena Alida de
- Villiers, Henrietta to Villiers, Timothy Charles
- Villiers, Timothy Stewart to Vincent, Charles
- Vincent, Charles to Vincent, William, Jr.
- Vincent-Fosbery, Anthony Vincent to Vipont, Robert de
- Virgo, Sarah to Vitre, Hawise de
- Vitri, Eleanor de to Vivian, Miriam Antoinette
- Vivian, Nancy to Vlotstale, Margaretha van
- Voake, Peggy Ismay to Volotsk, Duke of (Theodore)
- Volpert, Lilian Louise Helene to Vrablic, Stephen
- Vraccliotti, Corinna to Vyvyan, Emily Harriett
- Vyvyan, Emily Jane Theodora to Vyvyan-Robinson, Henry O'Donnel
- Vyvyan-Robinson, Hugh to Waddilove, William James
- Waddington, Alastair Paul to Wade, Jane
- Wade, Jane to Wadham, William
- Wadhams, Ellen Annie to Wagner-Schilling, Pablo Wagner Mayr-Melenhof
- Wagner-Schöppl, Gertraud Thekla Antonia to Wait, William Savage
- Waite, A. C. R. to Wake, Hereward Eyre
- Wake, Hereward Francis to Wake-Walker, William Frederic
- Wakefield of Hythe, 1st Baron, co. Kent (Charles Cheers) to Wakefield, Victoria Rose
- Wakefield, Violet Gow to Walbanke-Childers, Sarah
- Walbanke-Childers, Sarah Anne to Waldburg zu Zeil und Trauchburg, Sophie Gräfin von
- Waldburg zu Zeil und Trauchburg, Sophie Gräfin von to Waldeck, Volrath von
- Waldeck-Bergheim, Christine zu to Waldegrave, William (Sir)
- Waldegrave, William Arthur, Baron Waldegrave of North Hill to Waldner, Konrad II von
- Waldo, Daniel to Wales, Prince of (Edward)
- Wales, Prince of (Edward) to Walgrave, Jean
- Walhouse, Anne Craycroft to Walker, C. R.
- Walker, Caitlin Therese to Walker, Emily Eileen
- Walker, Emily Florence to Walker, Ian Frederick Walter
- Walker, Ian Peter Andrew Monro to Walker, Lilian Mary
- Walker, Lillian Jane to Walker, Rebecca Lee
- Walker, Rebekah to Walker, William
- Walker, William to Walkinshaw, William of Scotsburn
- Walkinson, Edward Paul to Wallace, Catherine
- Wallace, Catherine to Wallace, John
- Wallace, John to Wallace, unknown daughter
- Wallace, unknown daughter to Waller, Caroline
- Waller, Caroline Agnes to Waller, Jessica Rachelle
- Waller, Jessica Walker to Waller, Stanier
- Waller, Stanier Edmund William to Wallis, Hector
- Wallis, Helen Sowerby to Wallop, Richard
- Wallop, Richard to Walpole, Edward
- Walpole, Edward to Walpole, Winifred
- Walpole-Walsh, Emma Judith to Walsh, Catherine Pearl Veronica
- Walsh, Cecil Henry to Walsh, Raphael
- Walsh, Raymond Francis to Walston, Nora
- Walstrand, Wilhelmina Theodora Elizabeth to Walter, Xandra Carandini
- Walter-Hager, Helga to Waltham, Sophia Josephine
- Waltheof, Ralph fitz to Walwyn, William
- Walz, Dagmar Sibylla to Warburton, George, 3rd Bt.
- Warburton, George, of Arley to Ward, Anne
- Ward, Anne to Ward, Edith May
- Ward, Edith May Hamilton to Ward, Helen Jean
- Ward, Henrietta to Ward, Lucien
- Ward, Lucinda Fiona to Ward, Robert
- Ward, Robert to Ward, Zoë Rachel
- Ward-Boughton-Leigh, Ada Emily Corbet to Warde-Norbury, William Mark St. Andew
- Wardecki, Ava Alice to Wardlaw, Janet Melville
- Wardlaw, Janet Montgomerie to Ware, James
- Ware, James to Waring, John
- Waring, John to Warneford, William
- Warner Lacey, Andrew Colin to Warner, Sarah
- Warner, Sarah to Warre-Cornish, William Hubert
- Warren, 1st Baronet (John Borlase) to Warren, Eleanor
- Warren, Eleanor Baillie to Warren, John Reynolds
- Warren, Josephine Doris to Warren, Samuel Russell
- Warren, Sara to Warrenne Waller, Robert de
- Warrilow-Wilson, Alicia Rose to Warwick, Countess of (Ela)
- Warwick, Countess of (Elfrida Marjorie) to Washington, Mildred
- Washington, Miles to Wasserman, Peter
- Wassermann, Gloria to Wateringen, Wilhelmina Vrouwe van
- Waterkeyn, Alberic to Waters, Krysten Anne
- Waters, Lallie to Watkins, Felice
- Watkins, Frances to Watney, Marigold
- Watney, Mary Edith to Watson, Christabel Sarah Lavinia
- Watson, Christian to Watson, Frederick Fisher
- Watson, Frederick Vincent to Watson, John Leonard
- Watson, John Lionel to Watson, Mary Renny
- Watson, Mary Scott to Watson, Tanya
- Watson, Tara Cadogan to Watson-Taylor, William Arthur
- Watson-Watt, Katherine Jane Trefusis to Watt, Zander
- Wattell, Charlotte Ann Frances to Watts, H.
- Watts, Hannah to Wauchope, Archibald of Niddrie
- Wauchope, Archibald of Niddrie Marischal to Waugh, William Petrie (Lt.-Col.)
- Waunsey, Henry to Waymouth, Violet Beatrice
- Wayne, Charlotte Isabella Blanche to Weatherill, Virginia
- Weatherley, Alice Louisa Chandos to Webb, Clare Louise
- Webb, Clementine Laura to Webb, Mary
- Webb, Mary to Webb-Martin, Stuart John
- Webb-Peploe, Charlotte Anne to Webster, Dora Marion
- Webster, Dorothy Julia to Webster-Wedderburn, unknown
- Wechmar, Alexander Gebhard Rüdiger Krafft Bodo von to Wedderburn, John
- Wedderburn, John to Wedemeyer, Manuela von
- Wedge, Anna to Wedgwood, Thomas Roland
- Wedgwood, Tom to Weemaels, William Marc Georges
- Weems, David to Weir, Annie Forrestdale Dowie
- Weir, Arabella to Weise, unknown
- Weisenberg, Catherine to Welby, Richard
- Welby, Richard to Welchman, Valerie
- Welck, Ulrike Baronin von to Weld-Blundell, Veronica Mary
- Weld-Forester, Alexandra Elizabeth to Weldon, Thomas Brian, 8th Bt.
- Weldon, Thomas Daryl to Wellesley Wesley, Sarah Catherine Louise
- Wellesley, 'The Iron Duke' to Wellesley, Richard Francis, 6th Earl Cowley
- Wellesley, Richard Gerald to Wells, Colin Albert
- Wells, Colin Michael to Wells, Richard
- Wells, Richard to Welsford, Susan Jennifer
- Welsh, Andrew to Wemyss, David (Sir) of Wemyss
- Wemyss, David of Balfrage to Wemyss, William John
- Wemyss-Charteris, Francis, 9th Earl of Wemyss to Wentworth, Anne
- Wentworth, Anne, Baroness Wentworth to Wentworth-Stanley, Sara Nancy
- Wentworth-Stanley, Sofia Marise to Weryha-Wysoczanski, Wladimir Ritter von
- Weschke, Karl Martin to West, Cecily
- West, Charles to West, Henry
- West, Henry to West, Robert Douglas
- West, Robert Eric Marcus to Westarp, Paul von
- Westarp, Pauline von to Westenra, William, 5th/6th Baron Rossmore of Monaghan
- Wester Wemyss, 1st Baron, of Wemyss, co. Fife (Rosslyn Erskine) to Westmacott, Walter
- Westman, Beatrice to Westmorland, Wilmot Henry
- Westoby, Bessie to Weston, Winifred Hilda Doris
- Weston-Baker, Cecilia to Westropp, Elizabeth
- Westropp, Elizabeth to Westropp, Ralph
- Westropp, Ralph to Wetherall, William George Vallancey
- Wetherby, Francis to Wettin, Sophie
- Wettin, Sophie to Wharncliffe of Wortley, Baroness (Susan Charlotte)
- Wharncliffe, 1st Earl of, West Riding, co. Yorks (Edward Montagu Stuart Grenville) to Whately, Sophia Louise
- Whately, Thomas to Wheeler, Barbara Mary
- Wheeler, Baroness, of Blackfriars in the City of London (Margaret Eileen Joyce) to Wheeler, Rosina Doyle
- Wheeler, Rupert Charles Hugo to Wheler, Jane
- Wheler, Jane Elizabeth to Whieldon, Sally Jane
- Whigham, Angela Elaine to Whitaker, Jeremy Stewart
- Whitaker, John to Whitbread, William John Howard
- Whitbroke, Hugh to White, Annie Winston
- White, Anthony to White, Elizabeth
- White, Elizabeth to White, Henry
- White, Henry to White, Kenneth Costley
- White, Kenneth George to White, N. B.
- White, Nancy to White, Son illegible
- White, Sophia to Whitefoord, Caleb
- Whitefoord, Caleb Alan Bryce to Whitehead, James
- Whitehead, James to Whiteley, Kathryn
- Whiteley, Lucinda Jane to Whitfield, William
- Whitfleet, Henry to Whitman, Susannah Jane
- Whitmey, Esther Sarah to Whitmore, Zarina Mary
- Whitmore-Jones, John Henry to Whittaker, Mary
- Whittaker, Mary to Whitton, William
- Whittow, Helen Katharine Lucy to Whorwood, Thomas
- Whorwood, Thomas to Whytfurd, unknown daughter
- Whytmere, Philip de to Wicklow, 7th Earl of (Ralph Francis)
- Wickman, Chloe Jennifer to Wied, Osterlind Wilhelmina Frederica Elizabeth Henrietta Anastasia Prinzessin zu
- Wied, Otto Prinz von to Wigan, Charles M.
- Wigan, Charles Richard to Wiggin, William
- Wiggin, William to Wigram, Alexander Robert
- Wigram, Alfred James to Wigram, Jennifer Jane
- Wigram, Jennifer Jane to Wigram, Zena Patricia Jean
- Wigston, Christian to Wilbraham, William
- Wilbraham-Bootle, Anne Dorothea to Wilde, Frederick Francis
- Wilde, Gabriella to Wiley, Rosa
- Wiley, Susan Jane to Wilkins, Eliza
- Wilkins, Elizabeth to Wilkinson, Eva Frances St. John
- Wilkinson, Evelyn Dorothea to Wilkinson, Sophia Elizabeth
- Wilkinson, Sophia Louise Prudence to Willbur, Travis
- Willcock, Douglas to William-Powlett, William Barton Powlett
- Williamovsky, Naelia to Williams, Annie Caroline
- Williams, Annie Frances to Williams, Claire
- Williams, Claire to Williams, Elizabeth
- Williams, Elizabeth to Williams, Gerald Wellington
- Williams, Geraldine Mary to Williams, Jane
- Williams, Jane to Williams, L. A.
- Williams, L. Miles to Williams, Matilda Frances
- Williams, Matilda Maud to Williams, Rebecca Jane
- Williams, Rebecka to Williams, Susannah
- Williams, Susannah to Williams, William Victor
- Williams, William Willoughby, 5th Bt. to Williams-Wynn, Sydney
- Williams-Wynn, unknown to Williamson, James
- Williamson, James to Williamson, Yu Yu
- Willich, Ludwig gennant von Pöllnitz to Willis Fleming, Sarah Anne
- Willis Fleming, Sonia Cecilia Helen to Willis, William Jarvis
- Willis-Bund, Alexander John to Willoughby, Bernard Digby
- Willoughby, Blanche to Willoughby, Joe Henry Claude
- Willoughby, John to Wills, Alison
- Wills, Alison Mary to Wills, Katie
- Wills, Keith to Willson, William Wynne
- Willson-Piper, Marty to Wilmot, Henrietta
- Wilmot, Henry to Wilmott, William
- Wilmouth, Ellen to Wilson, Anne
- Wilson, Anne to Wilson, Christopher Rodney
- Wilson, Claire to Wilson, Elizabeth
- Wilson, Elizabeth to Wilson, Gertrude Rose Crofton
- Wilson, Gilbert to Wilson, James McMoran, 3rd Baron Moran
- Wilson, James Morton to Wilson, Katharine Belinda Mary
- Wilson, Katharine Mary Rose to Wilson, Mary
- Wilson, Mary to Wilson, Philip Dudley
- Wilson, Philip Hugh Caird to Wilson, Stephen Charles, 6th Baron Nunburnholme
- Wilson, Stephen Lea to Wilson, Zaidée Violet
- Wilson, Zoe Jane to Wimpffen, Simon Graf von
- Win, Harold to Windeler, Emma Charlotte
- Winder, Agnes to Windisch-Grätz, Otto Ernst Wilhelm Prinz zu
- Windisch-Grätz, Otto Maximilian Nikolaus Maria Prinz zu to Windsor, Elizabeth
- Windsor, Elizabeth to Windsor-Lewis, James Charles
- Windsor-Richards, Clive Walter Edwin to Wingfield, Charles Talbot Rhys
- Wingfield, Charles Timothy to Wingfield, Mervyn, 7th Viscount Powerscourt
- Wingfield, Michael Somerset Rhys to Wingrove, Vera Isabel
- Winiarska, Tamara Iga to Winning, Josephine
- Winningham, Audrey to Winnington-Ingram, Laura Sharon
- Winnington-Ingram, Lea Gordon to Winstone, William Hayward
- Winten, Beth Rowland to Winterton, Xan John
- Wintgens, Alison Margaret to Winwood, Thomas Willem
- Winzor, Isobel F. to Wiseman, Annie Elizabeth
- Wiseman, Arabella to Wishart, William (Reverend)
- Wishaw, Enid to Withycombe, William Gill
- Withypool, Paul to Wittewronge, Thomas
- Wittey, Millicent Emma Fosket to Wodehouse, Everard Hay
- Wodehouse, Fanny to Wodehouse, Yoma Irene Mandra
- Woder, Alice to Wolfe, Wood
- Wolfe-Parry, Blanche-Neige Juno Odette Denisa Palma to Wolfhagen, Quentin Evelyn
- Wolfhard, Franz to Wolmer of Blackmoor, 4th Viscount, co. Southampton (John Roundell)
- Wolmer, Dorothy to Wolseley, Fanny Elizabeth
- Wolseley, Felicia de to Wolseley, Wilhelmina
- Wolseley, William to Wombwell, William
- Womersley, 1st Baronet, of Grimsby, co. Lincoln (Walter James) to Wontner-Smith, Wontner Charles
- Wood of Anfield, Baron, of Tonbridge in the County of Kent (Stewart Martin) to Wood, Charles Page
- Wood, Charles Reginald Lindley to Wood, Ernest Cresswell Gaden Western
- Wood, Ernest Gathorne to Wood, Jane
- Wood, Jane to Wood, Maria
- Wood, Maria to Wood, Richard George
- Wood, Richard Gordon Bigland to Wood, William Robert Percival
- Wood, William Thomas to Woodcock, Sarah
- Woodcock, Sarah to Woodhouse, Edward
- Woodhouse, Edward to Woodman, William
- Woodman-Smith, John to Woods, Joanna Margaret
- Woods, Joanne C. R. to Woodward, Ethel Mary
- Woodward, Fanny Lucinda to Woolf, Rosamond Alice
- Woolf, Simon Justin to Woolsey, O'Bryen Bellingham
- Woolsey, Pauline to Wordsworth, Christopher
- Wordsworth, Christopher to Worland, Zane
- Worley, Newnham Arthur to Worsley, Diana Rosalind
- Worsley, Dickon Carol to Worsley, Thomas
- Worsley, Thomas to Worthington, Rebecca
- Worthington, Rhoda Agnes to Wozniakowska, Róza
- Wragg, Arthur Donald to Wray, Sarah
- Wray, Susannah to Wrey, Castel Richard Bourchier, 14th Bt.
- Wrey, Catherine Margaret to Wright, Archie John Wellington
- Wright, Arthur to Wright, Elizabeth
- Wright, Elizabeth Ann to Wright, Jemimah Alianore
- Wright, Jenefier to Wright, Mary Anne Elizabeth
- Wright, Mary Berry to Wright, Sophia Matilda
- Wright, Sophie Victoria to Wrightson, Rebecca Gilchrist
- Wrightson, Rebecca Hope Gilchrist to Wrothe, Thomas, 3rd Bt.
- Wrottesley, 10th Baronet (John) to Wroughton, Winifred Mary
- Wrout, Charlotte to Wyatt, Gerald
- Wyatt, Gerald A. to Wycombe of Chepping Wycombe, 9th Earl (Charles Maurice)
- Wycombe, 10th Lord, Baron of Chepping Wycombe, co. Bucks (Charles Maurice) to Wyldbore-Smith, William Francis
- Wylde, Amelia to Wyncoll, Violet Wrench
- Wynd, Elizabeth to Wyndham, John
- Wyndham, John to Wynford, Baroness (Mary Anne)
- Wynhorst, Naatje Nanda to Wynn-Carington, Victoria Alexandrina
- Wynn-Jones, Gwyneth Maud to Wynne-Finch, John Charles
- Wynne-Finch, John Seymour to Wölpe, Hedwig von
- Würben, Konrad Graf von to Württemberg, Robert Herzog von
- Württemberg, Robert Maria Clemens Philipp Joseph to Yancey, Sarah Armanda
- Yandell, Bruce Leslie to Yarde-Buller, Yolanda Adela
- Yardley, Abby to Yates, Olive
- Yates, Patricia Mary to Yeilding, William
- Yelding, Sarah to Yeoman, Walter Thomas (Major)
- Yeomans, Agnes to Yielding, William Richard D.
- Yilmaz, Nurettin to York, Violet Helen
- Yorke, Abigail to Yorke, Mary
- Yorke, Mary to Young, Alexandra Mary
- Young, Alfred to Young, Charles Florance
- Young, Charles Florence to Young, Emily Adeline
- Young, Emily Baring to Young, Henry Malcom Macarthur
- Young, Henry Savill to Young, Julian Mayne
- Young, Juliet to Young, Matthew Christopher
- Young, Matthew Egerton to Young, Sarah Anne
- Young, Sarah Dorothy to Young, Zoe Alexandra
- Young-Erskine, Lionel Walter to Younger, Pauline Lesley
- Younger, Peter Brian to Ysenburg und Büdingen in Büdingen, Prinz zu (Adalbert)
- Ysenburg und Büdingen in Meerholz, Albertine Gräfin zu to Yve de Bavay, Yolande d', Comtesse d'Yve de Bavay
- Yvetot, Prince d' (Antoine) to Zantara, Thérèse
- Zanten, Carol Lisé van to Zelle, Mata Hari
- Zeller, Basil Douglas van to Ziegler, William James Archer
- Zielen, Grazyna to Zoete, Winifred Mary de
- Zoethout, Grietje to Zouche, William, 6th Lord Zouche (of Haryngworth)
- Zourio, Lydia to Zwanten, Charlotte van
- Zwanziger, Christine Dorothea to Österreich, Assumpta Alice Erzherzogin von
- Österreich, Auguste Ferdinande Erzherzogin von to Österreich, Erzherzogin
- Österreich, Erzherzogin to Österreich, Gerhard Erzherzog von
- Österreich, Gerhard Thadeus Anton Marcus d'Aviano Maria Umberto Otto Carl Amadeus to Österreich, Maria Eleonora Erzherzogin von
- Österreich, Maria Erzherzogin von to Österreich-Este, Maria-Leopoldine Erzherzogin von
- Österreich-Este, Marie Antonie Josephe Johanna to Üxküll-Gyllenband, Caroline Gräfin von
A genealogical survey of the peerage of Britain as well as the royal families of Europe
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