Individual Details
William De Ponthieu III
( - 29 Jun 1171)
Events
| Death | 29 Jun 1171 |
Families
| Father | Richard Fitzgilbert de Staint Valery (1005 - 1053) |
| Mother | Ada De Heugleville (1005 - 1066) |
| Sibling | Ada De Saint Valery (1030 - 1114) |
| Sibling | Le Jeune Gilbert De Hugleville (1032 - ) |
| Sibling | Yves De Ponthieu ( - ) |
| Sibling | Euguerrand Gonthiere (1060 - ) |
| Sibling | Ida Gonthiere (1056 - ) |