_Walram IV NASSAU _______+
                                                | (1354 - 1393)           
                       _Adolph II NASSAU _______|
                      | (1386 - 1426)           |
                      |                         |_Bertha of WESTERBURG ___
                      |                                                   
 _John II NASSAU _____|
| (1419 - 1480) m 1437|
|                     |                          _Bernard I ZÄHRINGEN ___+
|                     |                         | (1364 - 1431) m 1398    
|                     |_Margaret of ZÄHRINGEN _|
|                       (1403 - 1442)           |
|                                               |_Anna of OETTINGEN ______
|                                                  m 1398                 
|
|--Adolf III NASSAU 
|  (1443 - 1511)
|                                                _John I NASSAU __________+
|                                               | (1340 - 1416) m 1357    
|                      _Englebert I NASSAU _____|
|                     | (1370 - 1442)           |
|                     |                         |_Margareta of the Marck _
|                     |                           (1409 - ....) m 1357    
|_Maria of NASSAU ____|
  (1417 - 1472) m 1437|
                      |                          _________________________
                      |                         |                         
                      |_Johanna VAN POLANEN ____|
                        (1391 - 1445)           |
                                                |_________________________