Guillaume III, Count Of PONTHIEU
1179 - 1221 (42 years)(
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- 1 Guillaume III, Count Of PONTHIEU [1] b. 1179 d. 4 Oct 1221
- Alix Princess Of FRANCE b. Abt 1170 d. 1221
- 2 Marie (Jeanne) Countess Of PONTHIEU & MONTREUIL [1.1] b. 17 Apr 1199 d. Sep 1250
- Simon II de DAMMARTIN, Count of Aumale & Ponthieu b. Abt 1180 d. 21 Sep 1239
- 3 Philippa De DAMMARTIN, COUNTESS OF GUELDERS [1.1.1] b. Abt 1214 d. 1271
- 3 Jeanne De DAMMARTIN, COUNTESS OF PONTHIEU [1.1.2] b. Abt 1216 d. 15 Mar 1279
- Fernando III "The Saint" King Of CASTILE AND LÉON b. 5 Aug 1201 d. 30 May 1252
- 4 Fernando Prince Of CASTILE AND LÉON, COUNT OF AUMALE [1.1.2.1] b. Aft 1239 d. Bef 1269
- 4 Luis Prince Of CASTILE AND LÉON, SEÑOR DE MARCHENA [1.1.2.2] b. Abt 1242 d. Aft 1269
- 4 Leonor Princess Of CASTILE AND LÉON, QUEEN OF ENGLAND [1.1.2.3] b. 1244 d. 29 Nov 1290
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- 4 Juan Señor De MARCHENA [1.1.2.4] b. Abt 1246 d. Yes, date unknown
- 4 Fernando Prince Of CASTILE AND LÉON, COUNT OF AUMALE [1.1.2.1]
- + Jean De NESLE, Senor de Falvy
- 3 Philippa De DAMMARTIN, COUNTESS OF GUELDERS [1.1.1]
- 2 Marie (Jeanne) Countess Of PONTHIEU & MONTREUIL [1.1]