Athlone, and Henriette, countess of Nassau, daughter of William Nassau de Zuylestein, 1st Earl of Rochford.

Isabelle van Tuyll (1740-1805) an 18th-century author, also known as Belle van Zuylen and Isabelle de Charrière was the daughter of Diederik van Tuyll (1707-1776) born in the castle of Zuylen. Her mother Helena de Vicq was the daughter of Rene de Vicq, mayor of Amsterdam and administrator of the Dutch West India Company.