_Baldwin III FLANDERS ____________+
                                              | (0940 - 0962)                    
                        _Arnulf II FLANDERS __|
                       | (0961 - 0987)        |
                       |                      |_Matilda of BILLUNG ______________+
                       |                        (0935 - 1008)                    
 _Baldwin IV FLANDERS _|
| (0980 - 1035)        |
|                      |                       _Berengar II IVREA _______________+
|                      |                      | (0900 - 0966)                    
|                      |_Rozala of IVREA _____|
|                        (.... - 1002)        |
|                                             |_Willa of BOSONID ________________+
|                                               (0911 - 0970)                    
|
|--Judith of FLANDERS 
|  (1030 - 1093)
|                                              _Richard I NORMANDY ______________+
|                                             | (0932 - 0996)                    
|                       _Richard II NORMANDY _|
|                      | (0980 - 1026)        |
|                      |                      |_Gunnor of UNKNOWN _______________
|                      |                        (0936 - 1030)                    
|_Eleanor of NORMANDY _|
  (1010 - 1071)        |
                       |                       _Conan I RENNES __________________+
                       |                      | (.... - 0992)                    
                       |_Judith of BRITTANY __|
                                              |
                                              |_Ermengarde-Gerberga of INGELGER _+
                                                (0956 - 1024)