Ronald Owen Lloyd Armstrong-Jones (1899-1966) was born May 1899 in Romford, Essex, England, United Kingdom to Robert Armstrong-Jones (1857-1943) and Margaret Elizabeth Roberts (1868-1943) and died 27 January 1966 Bontnewydd, Gwynedd, Wales, United Kingdom of unspecified causes. He married Anne Messel (1902-1992) 22 July 1925 in St George Hanover Square, London, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Antony Charles Robert Armstrong-Jones, 1st Earl of Snowdon (1930) | 7 March 1930 St George Hanover Square, Greater London, England, United Kingdom | 13 January 2017 London, Greater London, England, United Kingdom | Margaret Rose of the United Kingdom (1930-2002) Lucy Mary Davies (1941) Melanie Jane Cable-Alexander (1963) |
| Susan Anne Armstrong-Jones (1927-1986) | 12 February 1927 Paddington, Greater London, England, United Kingdom | May 1986 Westminster, Greater London, England, United Kingdom | John Eustace Vesey, 6th Viscount de Vesci (1919-1983) |
| Name | Birth | Death | Joined with |
| Peregrine Owen Llewellyn Armstrong-Jones (1960) | |||
Footnotes (including sources)
| ‡ General |