Duke of De William or Guillaume IX Aquitaine
1071 - 1126 (54 years)(
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- 1 Duke of De William or Guillaume IX Aquitaine [1] b. 22 Oct 1071 d. 10 Feb 1126
- Phillippa or Maud Toulouse b. 1073 d. 28 Nov 1117
- 2 William X "the Saint", Duke D'Aquitaine [1.1] b. 22 Oct 1099 d. 9 Apr 1137
- Aénor de Châtellerault b. 1103 d. 10 Mar 1130
- 3 Eleanore D'Aquitaine [1.1.1] b. 6 Dec 1122 d. 1 Apr 1204
- Henry II, King of England b. 5 Mar 1133 d. 6 Jul 1189
- 4 William IX, Count of Poitiers [1.1.1.1] b. 17 Aug 1152 d. Apr 1156
- 4 Henry, the Young King [1.1.1.2] b. 5 Mar 1155 d. 11 Jun 1183
- 4 Matilda of England, Duchess of Saxony [1.1.1.3] b. 6 Jan 1156 d. 13 Jul 1189
- 4 Richard I, King of England [1.1.1.4] b. 8 Sep 1157 d. 6 Apr 1199
- 4 Geoffrey II, Duke of Brittany [1.1.1.5] b. 23 Sep 1158 d. 19 Aug 1186
- 4 Eleanor of England, Queen of Castile [1.1.1.6] b. 13 Oct 1162 d. 31 Oct 1214
- 4 Joan of England, Queen of Sicily [1.1.1.7] b. Oct 1165 d. 4 Sep 1199
- 4 John I, King of England [1.1.1.8] b. 24 Dec 1166 d. 19 Oct 1216
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- 4 William IX, Count of Poitiers [1.1.1.1]
- 3 Eleonore Poitou [1.1.2] b. 1122 d. 31 Mar 1204
- 3 Petronilla of Aquitaine [1.1.3] b. 1123 d. 24 Oct 1193
- 3 William "le Hardi" of Aquitaine [1.1.4] b. Abt 1126 d. Mar 1130
- 3 Eleanore D'Aquitaine [1.1.1]
- 2 William X "the Saint", Duke D'Aquitaine [1.1]