"Countess Juliane of Nassau-Dillenburg (3 September 1587 – 15 February 1643), was the fifth child and second daughter of John VII, Count of Nassau-Siegen (1561–1623), who became Count John I of Nassau-Siegen when his father´s inheritance was divided in 1606, and his wife Countess Magdalena of Waldeck (1558–1599)." - (en.wikipedia.org 30.01.2020)