Descent of

Willem van Oranje Nassau (08/03/1748-09/04/1806)		Wilhelmina von Preussen (07/08/1751-09/06/1820)
united on 04/10/1767 at Berlin (Allemagne),

Willem van Oranje Nassau (24/08/1772-12/12/1843)

Frederika von Preussen (18/11/1774-12/10/1837)