_Joachim Ernest ASCANIA __________+
                                                                     | (1536 - 1586) m 1559             
                                        _Christian I ASCANIA ________|
                                       | (1568 - 1630)               |
                                       |                             |_Agnes of BARBY __________________
                                       |                               (1540 - 1569) m 1559             
 _Frederick ASCANIA ___________________|
| (1613 - 1670)                        |
|                                      |                              __________________________________
|                                      |                             |                                  
|                                      |_Anna of BENTHEIM-STEINFURT _|
|                                        (1578 - 1624)               |
|                                                                    |__________________________________
|                                                                                                       
|
|--Anna Ursula of ASCANIA 
|  (1645 - 1647)
|                                                                     _John VI NASSAU-DILLENBURG _______+
|                                                                    | (1536 - 1606) m 1586             
|                                       _John Louis NASSAU-HADAMAR __|
|                                      | (1590 - 1652) m 1617        |
|                                      |                             |_Johannetta of SAYN-WITTGENSTEIN _
|                                      |                                m 1586                          
|_Johanna Elisabeth of NASSAU-HADAMAR _|
  (1618 - 1646)                        |
                                       |                              __________________________________
                                       |                             |                                  
                                       |_Ursula of LIPPE ____________|
                                         (1598 - 1638) m 1617        |
                                                                     |__________________________________