Count of Ponthieu and Montgomerie William IV Talvas Montgomerie
1179 - 1221 (41 years)(
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- 1 Count of Ponthieu and Montgomerie William IV Talvas Montgomerie [1] b. 1 Nov 1179 d. 4 Oct 1221
- Countess de Vexin Alix Capet b. 4 Oct 1160 d. 18 Jul 1218
- 2 Countess of Montreuil Marie de Ponthieu Montgomerie [1.1] b. 17 Apr 1199 d. Sep 1251
- + Count of Pointhieu Simon de Dammartin b. 1180 d. 21 Sep 1239
- + Count of Pointhieu Simon de Dammartin b. 1180 d. 21 Sep 1239
- 2 Countess of Montreuil Marie de Ponthieu Montgomerie [1.1]