_Albert Azzo I OBERTENGHI _____+
| (0970 - 1029)
_Albert Azzo II OBERTENGHI _|
| (0997 - 1097) m 1035 |
| |_Adela OF MILAN _______________
| (0975 - 1012)
_Welf IV WELF _______|
| (1035 - 1101) |
| | _Welf II WELF _________________+
| | | (0960 - 1029)
| |_Kunigunde of WELF _________|
| (1020 - 1054) m 1035 |
| |_Imiza of ARDENNES-LUXEMBOURG _+
| (0990 - 1055)
|
|--Welf V WELF
| (1072 - 1120)
| _Arnulf II FLANDERS ___________+
| | (0961 - 0987)
| _Baldwin IV FLANDERS _______|
| | (0980 - 1035) |
| | |_Rozala of IVREA ______________+
| | (.... - 1002)
|_Judith of FLANDERS _|
(1030 - 1094) |
| _Richard II NORMANDY __________+
| | (.... - 1026)
|_Eleanor of NORMANDY _______|
(1010 - 1071) |
|_Judith OF BRITTANY ___________