| | De Beaumont-Sur-Oise Yves III (202035266) 1040 - 1083
 | N... Judith (808140915)
 | | | | | | | | | | | | |
| | | | | | | | | | | | | | | |
| | | | | | | |
De Grandmesnil Hugues (404070456) 1030 - 1095
 | De Beaumont-Sur-Oise Adélaïs (404070457) ? - 1091
 | | | | | | |
| | | | | | | |
| | | |
De Grandmesnil Robert (202035228) 1075 - 1136
 | ? | | |
| | | |
| |
De Grandmesnil Hugues (101017614) 1110 - 1177
 | ? |
| |
|
De Grandmesnil Pernelle (50508807) (1135 - 1212) |
Conjoint(s) | Enfant(s) |
---|
De Leicester Robert III Mains Blanches (50508806) (1120 - 1190) | De Beaumont-Leicester Amitie (25254403) (1150 - 1215)
|
|