Individual Details
Bertha of Tosny
( - )
Families
| Spouse | Guy I de Laval (980 - 1062) |
| Child | Hamon de Laval ( - 1076) |
| Father | Roger I of Tosny ( - 1040) |
| Mother | Adelaide ( - ) |
| Sibling | Raoul II de Tosny, seigneur de Conches-en-Ouche (1027 - 1102) |
| Sibling | Living |
| Sibling | Robert de Toeni, Lord of Stafford (1039 - 1100) |