| Partner: | Yves + of BEAUMONT (945- ) | |
| Partner: | (unknown) | |
| Children: | Yves I + of BEAUMONT-SUR-OISE (975- ) | |
| Name: | Yves + of BEAUMONT | |
| Sex: | Male | |
| Father: | - | |
| Mother: | - | |
| Birth | 0945 | Normandy, France |
| Name: | Yves I + of BEAUMONT-SUR-OISE | |
| Sex: | Male | |
| Spouse: | Gisele + CHEVREUSE (995- ) | |
| Birth | 0975 | Beaumont-sur-Oise, Ile-de-Frane, France |