Family: Count Eustace I. of Boulogne, * / Maud of Louvain, * (F6850)
Count Lambert I. of Louvain, * (970- ) 
|
Gerberga of Lorraine, * (975-1018)
|
Count Lambert II of Louvain, * (991-1063)  |
| Count Eustace I. of Boulogne, * (1000-1049) |
| Maud of Louvain, * (1005- )
|
| Count Lambert of Lens-Boulogne, * (1025-1054) |
| Eustace II of Boulogne (1050-1093) |
| Ida of Boulogne, * (1022- ) |
