| Male William I Talvas (the shield) House of Bellême, Seigneur of Alençon |
| Birth | Abt. 955 | |
| Death | Abt. 1060 | |
| Burial | ||
| Marriage | ||
| Other Spouse | de Beaumont | F6117 | |
| Marriage | ||
| Father | William (Princeps) de Bellême - House of Bellême, Seigneur of Bellême | F6228 Group Sheet | |
| Mother | Mathilde of Condé-sur-Noireau. | F6228 Group Sheet | |
| Female Mabel de Bellême, House of Bellême |
| Birth | 1030 | |
| Death | 1079 | |
| Burial | ||
| Spouse | receiving the Rape of Arundel at the end of 1067 (or in early 1068). Roger the Great de Montgomery, First Earl of Shrewsbury, and Earl of Arundel | F203 | |
| Marriage | ||