| William III Count Of Ponthieu |
| William III Count Of Ponthieu | |
| B: | 1179 |
| D: | 4 Oct 1221 |
| Alix Princess Of France |
| Alix Princess Of France | |
| B: | 1170 |
| M: | 20 Aug 1195 |
| Meudon, Hauts-DE-Seine, ?le-DE-France, France | |
| D: | 1221 |
| Beatrice Candavaine De St. Pol |
| Beatrice Candavaine De St. Pol | |
| B: | 1135 |
| D: | 1164 |
| John I Count Of Ponthieu |
| John I Count Of Ponthieu | |
| B: | 1135 |
| D: | 1191 |
| Eustache De Champagne |
| Eustache De Champagne | |
| B: | 1090 |
| D: | Yes, date unknown |
| Anselme Candavaine Count Of St. Pol |
| Anselme Candavaine Count Of St. Pol | |
| B: | 1090 |
| D: | 1164 |
|
| Eustace IV Count Of Boulogne |
| Eustace IV Count Of Boulogne | |
| B: | Abt 1120 |
| D: | 10 Aug 1153 |