_Conrad I WELF _________+
                                                   | (0800 - 0864)          
                       _Conrad II WELF ____________|
                      | (.... - 0876)              |
                      |                            |_Adelaide of ETICHO ____+
                      |                              (0820 - 0866)          
 _Rudolf I WELF ______|
| (0859 - 0912)       |
|                     |                             _Adrian UDALRICHING ____+
|                     |                            | (0755 - 0821)          
|                     |_Waldrada of UDALRICHING ___|
|                       (0801 - ....)              |
|                                                  |_Waldrada of WILHELMID _+
|                                                                           
|
|--Adelaide of WELF 
|  
|                                                   _Bivin BIVINID _________
|                                                  | (0810 - 0863)          
|                      _Boso BIVINID ______________|
|                     |                            |
|                     |                            |_Richildis of BOSONID __+
|                     |                              (.... - 0883)          
|_Guilla of BIVINID __|
  (0873 - 0924)       |
                      |                             _Louis II CAROLINGIAN __+
                      |                            | (0825 - 0875)          
                      |_Ermengarde of CAROLINGIAN _|
                        (0852 - 0897)              |
                                                   |________________________