Maria van Ponthieu, Countess of Ponthieu and Montreuil
(
= Descendancy chart to this point, 
= Expand, 
= Collapse)
- 1 Maria van Ponthieu, Countess of Ponthieu and Montreuil [1]
- Simon van Dammartin, Lord of Lillebonne b. 1180 d. 21 Sep 1239
- 2 Philippa van Dammartin [1.1] b. Abt 1226 d. Abt 1280
- + Otto II van Wassenberg, Count of Guelders b. Abt 1215 d. 10 Jan 1271
- + Rudolf II van Lusignnan, Count of Eu b. Abt 1214 d. 2 Sep 1246
- + Rudolf van Coucy b. Abt 1215 d. 8 Feb 1251
- + Otto II van Wassenberg, Count of Guelders b. Abt 1215 d. 10 Jan 1271
- 2 Philippa van Dammartin [1.1]