_Henry WELF ________________+
                                                    | (1355 - 1416)              
                          _William WELF ____________|
                         | (1392 - 1482) m 1423     |
                         |                          |_Sophie of GRIFFIN _________+
                         |                            (.... - 1406)              
 _William IV WELF _______|
| (1425 - 1503)          |
|                        |                           _Frederick VI HOHENZOLLERN _+
|                        |                          | (1371 - 1440) m 1401       
|                        |_Cecilia of HOHENZOLLERN _|
|                          (1405 - 1448) m 1423     |
|                                                   |_Elisabeth of WITTELSBACH __+
|                                                     (1383 - 1441) m 1401       
|
|--Henry IV WELF 
|  (1463 - 1514)
|                                                    ____________________________
|                                                   |                            
|                         __________________________|
|                        |                          |
|                        |                          |____________________________
|                        |                                                       
|_Elizabeth of STOLBERG _|
  (1438 - 1520)          |
                         |                           ____________________________
                         |                          |                            
                         |__________________________|
                                                    |
                                                    |____________________________