| Husband: | Robert de GRANDMESNIL (c. 990- ) | |
| Wife: | Hawise de MONTREUIL ( - ) | |
| Children: | Hugh de GRANDMESNIL (c. 1030- ) | |
| Name: | Robert de GRANDMESNIL | |
| Sex: | Male | |
| Father: | - | |
| Mother: | - | |
| Birth | c. 0990 | Grandmesnil, Calvados, Basse-Normandie, France |
| Name: | Hawise de MONTREUIL | |
| Sex: | Female | |
| Father: | - | |
| Mother: | - | |
| Name: | Hugh de GRANDMESNIL | |
| Sex: | Male | |
| Spouse: | Adeliza de BEAUMONT (c. 1040- ) | |
| Birth | c. 1030 | Grandmesnil, Calvados, Basse-Normandie, France |
| Occupation | Vicomte de Leicester | |