| Name | William | |
| Title | Count of Poitou | |
| Birth | 1136 | |
| Gender | Male | |
| Death | 1164 | |
| Person ID | I1867 | Test |
| Last Modified | 13 Jun 2026 | |
| Father | Count of Anjou Geoffrey_V Plantagenet d. 7 Sep 1151, Chateau-du-Loir ![]() | |
| Mother | Matilda, b. Abt 1103/1104, Winchester d. 10 Sep 1167, Rouen (Age 63 years) | |
| Marriage | 22 May 1127 | Le Mans |
| Family ID | F510 | Group Sheet | Family Chart |