_John I NASSAU ____________________+
                                                       | (1309 - 1371) m 1353              
                               _Philipp I NASSAU ______|
                              | (1368 - 1429)          |
                              |                        |_Johanna of SAARBRÜCKEN-COMMERCY _
                              |                          (.... - 1381) m 1353              
 _Philip II NASSAU ___________|
| (1417 - 1491)               |
|                             |                         _Frederick I LORRAINE _____________+
|                             |                        | (1371 - 1415)                     
|                             |_Elisabeth of LORRAINE _|
|                               (1395 - 1455)          |
|                                                      |_Margaret of JOINVILLE ____________
|                                                        (1354 - 1418)                     
|
|--John III NASSAU 
|  (1441 - 1480)
|                                                       ___________________________________
|                                                      |                                   
|                              ________________________|
|                             |                        |
|                             |                        |___________________________________
|                             |                                                            
|_Margrete of LOON-HEINSBERG _|
                              |
                              |                         ___________________________________
                              |                        |                                   
                              |________________________|
                                                       |
                                                       |___________________________________