_Eberhard I WÜRTTEMBERG _+
                                                       | (1264 - 1325)            
                             _Ulrich III WÜRTTEMBERG _|
                            | (1286 - 1344)            |
                            |                          |_Margaret of METZ ________+
                            |                                                     
 _Eberhard II WÜRTTEMBERG _|
| (1315 - 1391) m 1342      |
|                           |                           __________________________
|                           |                          |                          
|                           |_Sofie of PFIRT __________|
|                                                      |
|                                                      |__________________________
|                                                                                 
|
|--Ulrich WÜRTTEMBERG 
|  (1342 - 1388)
|                                                       _William I HENNEBERG _____+
|                                                      | (1384 - 1426) m 1413     
|                            _Henry VIII HENNEBERG ____|
|                           | (.... - 1347)            |
|                           |                          |_Anna of WELF ____________+
|                           |                            (1387 - 1426) m 1413     
|_Elisabeth of HENNEBERG ___|
  (1319 - 1383) m 1342      |
                            |                           _Herman ASCANIA __________+
                            |                          | (1275 - 1307) m 1295     
                            |_Jutta of ASCANIA ________|
                              (1297 - 1353)            |
                                                       |_Anne of HABSBURG ________+
                                                         (1275 - 1327) m 1295