_Adolph NASSAU _______________+
                                                          | (1255 - 1298)                
                                     _Gerlach I NASSAU ___|
                                    | (1275 - 1360)       |
                                    |                     |_Imagina of ISENBURG-LIMBURG _
                                    |                       (1255 - 1313)                
 _John I NASSAU-WEILBURG ___________|
| (1309 - 1371) m 1353              |
|                                   |                      _Henry HESSE _________________+
|                                   |                     | (1265 - 1298)                
|                                   |_Agnes of HESSE _____|
|                                     (1290 - ....)       |
|                                                         |_Agnes of WITTELSBACH ________+
|                                                           (1276 - 1345)                
|
|--Margarete of NASSAU-WEILBURG 
|  (.... - 1426)
|                                                          ______________________________
|                                                         |                              
|                                    _____________________|
|                                   |                     |
|                                   |                     |______________________________
|                                   |                                                    
|_Johanna of SAARBRÜCKEN-COMMERCY _|
  (.... - 1381) m 1353              |
                                    |                      ______________________________
                                    |                     |                              
                                    |_____________________|
                                                          |
                                                          |______________________________