_Henry IX WELF ____________________+
                                                         | (1075 - 1126)                     
                            _Henry X WELF _______________|
                           | (1108 - 1139)               |
                           |                             |_Wulfhilde of BILLUNG _____________+
                           |                               (1072 - 1126)                     
 _Henry III WELF __________|
| (1129 - 1195) m 1147     |
|                          |                              _Lothair II SÜPPLINBURGER ________+
|                          |                             | (1075 - 1137)                     
|                          |_Gertrude of SÜPPLINBURGER _|
|                            (1115 - 1143)               |
|                                                        |_Richenza of NORDHEIM _____________+
|                                                          (1087 - 1141)                     
|
|--Richenza of WELF 
|  (1157 - 1167)
|                                                         _Berthold II ZÄHRINGEN ___________+
|                                                        | (1050 - 1111)                     
|                           _Conrad I ZÄHRINGEN ________|
|                          | (1090 - 1151)               |
|                          |                             |_Agnes of RHEINFELDEN _____________+
|                          |                               (1065 - 1111)                     
|_Clementia of ZÄHRINGEN _|
  (.... - 1175) m 1147     |
                           |                              _Godfrey I NAMUR __________________+
                           |                             | (1068 - 1139) m 1109              
                           |_Clementia of NAMUR _________|
                             (.... - 1158)               |
                                                         |_Ermesinde of ARDENNES-LUXEMBOURG _+
                                                           (1075 - 1143) m 1109