_John VI NASSAU-DILLENBURG _+
                                                                     | (1536 - 1606) m 1559       
                                     _Ernest Casimir I NASSAU-DIETZ _|
                                    | (1573 - 1632)                  |
                                    |                                |_Elisabeth of LEUCHTENBERG _
                                    |                                  (1536 - 1579) m 1559       
 _William Frederick NASSAU-DIETZ ___|
| (1613 - 1664)                     |
|                                   |                                 _Henry Julius WELF _________+
|                                   |                                | (1564 - 1613)              
|                                   |_Sophia Hedwig of WELF _________|
|                                     (1592 - 1641)                  |
|                                                                    |_Elizabeth of OLDENBURG ____+
|                                                                      (1573 - 1625)              
|
|--Henry Casimir II NASSAU-DIETZ 
|  (1656 - 1696)
|                                                                     _William I ORANGE-NASSAU ___+
|                                                                    | (1533 - 1584)              
|                                    _Frederick Henry ORANGE-NASSAU _|
|                                   | (1583 - 1646)                  |
|                                   |                                |_Louise of COLIGNY _________
|                                   |                                  (1555 - 1620)              
|_Albertine Agnes of ORANGE-NASSAU _|
  (1634 - 1696)                     |
                                    |                                 ____________________________
                                    |                                |                            
                                    |_Amalia of SOLMS-BRAUNFELS _____|
                                      (1602 - 1675)                  |
                                                                     |____________________________