_Rudolf I WELF ___________+
                                                            | (0859 - 0912)            
                           _Rudolph II WELF ________________|
                          | (0887 - 0937) m 0922            |
                          |                                 |_Guilla of BIVINID _______+
                          |                                   (0873 - 0924)            
 _Conrad I WELF __________|
| (0925 - 0993)           |
|                         |                                  _Burchard II HUNFRIDING __+
|                         |                                 | (0883 - 0926)            
|                         |_Bertha of HUNFRIDING ___________|
|                           (0907 - 0965) m 0922            |
|                                                           |_Regelinda of ZÜRICH ____
|                                                             (0889 - 0955)            
|
|--Bertha of WELF 
|  (0964 - 1009)
|                                                            _Charles III CAROLINGIAN _+
|                                                           | (0879 - 0929) m 0919     
|                          _Louis IV of France CAROLINGIAN _|
|                         | (0920 - 0954)                   |
|                         |                                 |_Eadfigu of WESSEX _______+
|                         |                                   (0902 - 0955) m 0919     
|_Matilda of CAROLINGIAN _|
  (0943 - 0981)           |
                          |                                  _Henry OTTONIAN __________+
                          |                                 | (0876 - 0936)            
                          |_Gerberga of OTTONIAN ___________|
                            (0913 - 0984)                   |
                                                            |_Matilda of IMMEDINGIAN __+
                                                              (0894 - 0967)