| Count Simon II de Dammartin & Countess Marie of Ponthieu & Montreuil | |
| Husband | Wife |
| Count Simon II de Dammartin | Countess Marie of Ponthieu & Montreuil |
|
b: about 1180 Dammartin, Seine-Et-Marne, France d: 21 Sep 1239 |
b: 17 Apr 1199 Aumale, Seine-Maritme, France d: Sep 1250 |
| Marriage: about 1212 in Aumale, Seine-Maritme, France. | |
| Parents | |
| Count Aubrey II de Dammartin (~1135 - 1200) | Count Guillaume III of Ponthieu (1179 - 1221) |
| Mathilda de Ponthieu (~1138 - >1200) | Princess Alix of France (~1170 - 1221) |
| Grand Parents | |
| Count Alberic I de Dammartin (1110 - 1183) | Count Jean I of Ponthieu & Montreuil (1135 - 1191) |
| Joan Bassett (~1114 - ) | Beatrice de Saint Pol (~1135 - ) |
| Count Renaud II of Clermont-En-Beauvaisis (~1108 - ~1162) | King Louis VII of France (1119/1120 - 1180) |
| Clemence of Bar-Le-Duc (~1110 - >1183) | Countess Adaele of Champagne (~1140 - 1206) |
| Children (Family Detail) | |
| Jeanne de Dammartin | - b: about 1216 Dammartin, France |