| | Eustace II … Comte de Boulogne 1020–1082 Ida de Lorraine 1040–1113 | | |
| | Lambert … Comte de Lens 1025–1054 Adelaide of Normandy 1027–1085 | | |
| | Mathilda of Leuven 984–1049 Eustacius I van Boulogne 995–1049 | | |
| | Henri II le Ceinture … Comte de Louvain 1020–1078 | | |
| | Lambert II … Comte de Louvain 990–1062 | | |
| | Lambert I The Bearded of Leuven 950–1015 Gerberga of Lower Lorraine 975–1018 | | |