_Ernest Casimir I NASSAU-DIETZ _+ | (1573 - 1632) _William Frederick NASSAU-DIETZ _______| | (1613 - 1664) | | |_Sophia Hedwig of WELF _________+ | (1592 - 1641) _Henry Casimir II NASSAU-DIETZ _| | (1656 - 1696) | | | _Frederick Henry ORANGE-NASSAU _+ | | | (1583 - 1646) | |_Albertine Agnes of ORANGE-NASSAU _____| | (1634 - 1696) | | |_Amalia of SOLMS-BRAUNFELS _____ | (1602 - 1675) | |--John William Friso ORANGE-NASSAU | (1687 - 1711) | _John Casimir ASCANIA __________+ | | (1596 - 1660) | _John George II ASCANIA _______________| | | (1627 - 1693) | | | |_Agnes of HESSE ________________ | | (1606 - 1650) |_Henriƫtte Amalia of ASCANIA __| (1666 - 1726) | | _Frederick Henry ORANGE-NASSAU _+ | | (1583 - 1646) |_Henriette Catherine of ORANGE-NASSAU _| (1636 - 1708) | |_Amalia of SOLMS-BRAUNFELS _____ (1602 - 1675)