| Male Count of Ponthieu William, III |
| Birth | Abt 1179 | , , , France |
| Death | 4 Oct 1221 | |
| Burial | ||
| Marriage | 20 Aug 1195 | , , , France |
| Father | Count of Ponthieu John, I | F1601 Group Sheet | |
| Mother | ||
| Female Princess of France Alix Capet |
| Birth | Abt 1170 | , , , France |
| Death | Abt 1221 | |
| Burial | ||
| Father | King of France Louis Capet, VII | F1459 Group Sheet | |
| Mother | Adele, of Champagne | F1459 Group Sheet | |
| Female + Marie, of Ponthieu |
| Birth | 17 Apr 1199 | Aumale, , Haute-Normandie, France |
| Death | 1251 | , , , France |
| Burial | ||
| Spouse | Count of Aumale Simon Dammartin | F396 | |
| Marriage | Abt 1215 | Aumale, , Haute-Normandie, France |