Marie de Ponthieu, Countess of Montreuil, was born 17 April 1199 to William IV of Ponthieu (1179-1221) and Alix de Vexin (c1170-c1220) and died 1251 of unspecified causes. She married Simon de Dammartin (1180-1239) 1208 JL . Notable ancestors include Hugh Capet (c940-996), Charlemagne (747-814), Rurik (c832-879), Alfred the Great (849-899), William I of England (1027-1087). Ancestors are from France, Germany, Russia, Ukraine, the United Kingdom, Belgium, Italy, the Netherlands, the United States.


Offspring of Simon de Dammartin, Comte d'Aumale and Marie de Ponthieu (1199-1251)
Name Birth Death Joined with
Jeanne de Dammartin (1216-1279) 1216 16 March 1279 Ferdinand III, King of Castile (1199-1252)

Maria de Dammartin (c1220-c1279) 1220 1279 Jean II de Pierrepont (c1184-1251)

Philippa van Dammartin (aft1220-bef1281) 1220 1281 Otto II van Gelre (c1215-1271)

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Common ancestors of Marie de Ponthieu (1199-1251) and Simon de Dammartin (1180-1239)

  1. Guillaume I de Bourgogne (1020-1087)

Footnotes (including sources)



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