Beatrice de Chantillon Saint Pol
1157 - Aft 1204 (> 48 years)(
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- 1 Beatrice de Chantillon Saint Pol [1] b. 1157 d. Aft 1204
- Count of Ponthieu and Montgomerie John Montgomerie b. 1143 d. 24 Feb 1191
- 2 Unknown Son Montgomerie [1.1] b. Abt 1175
- 2 Adèle Montgomerie [1.2] b. 1177 d. 15 Nov 1251
- + Thomas de Saint Valeri b. Abt 1170 d. 27 Jul 1214
- + Thomas de Saint Valeri b. Abt 1170 d. 27 Jul 1214
- 2 Count of Ponthieu and Montgomerie William IV Talvas Montgomerie [1.3] b. 1 Nov 1179 d. 4 Oct 1221
- Countess de Vexin Alix Capet b. 4 Oct 1160 d. 18 Jul 1218
- 3 Countess of Montreuil Marie de Ponthieu Montgomerie [1.3.1] 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
- 3 Countess of Montreuil Marie de Ponthieu Montgomerie [1.3.1]
- 2 Marguerite Montgomerie [1.4] b. 1182 d. 1237
- + Seigneur de Pecquigny Enguerand de Picquigny b. 1175 d. Nov 1224
- + Seigneur de Pecquigny Enguerand de Picquigny b. 1175 d. Nov 1224
- 2 Unknown Son Montgomerie [1.1]