Marie de Ponthieu Montgomerie, Countess of Pointhieu
1199 - 1251 (52 years)(
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- 1 Marie de Ponthieu Montgomerie, Countess of Pointhieu [1] b. 17 Apr 1199 d. Sep 1251
- + Simon de Dammartin, Count of Pointhieu b. 1180 d. 21 Dec 1239
- + Simon de Dammartin, Count of Pointhieu b. 1180 d. 21 Dec 1239