William IX of Aquitaine (1071-1126)

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William IX of Aquitaine ‡
Birth:	22 October 1071
Death:	10 February 1126
Father:	William VIII, Duke of Aquitaine (1025-1086)
Mother:	Hildegard de Bourgogne (c1056-1104)
Titles:	Duke of Aquitaine Count of Poitiers
Spouse / partner:	Mahaut-Philippa de Toulouse (c1070-1117)
Wedding:	1094
Spouse / partner (2):	Maubergeonne de l'Isle-Bouchard (1080-1153)
Wedding (2):	1120
Sex:
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Articles English: William IX, Duke of Aquitaine

William IX the Troubadour Poitou of Aquitaine, Duke of Aquitaine, Count of Poitiers, was born 22 October 1071 to William VIII of Aquitaine (1025-1086) and Hildegard de Bourgogne (c1056-1104) and died 10 February 1126 of unspecified causes. He married Mahaut-Philippa de Toulouse (c1070-1117) 1094 ^JL . He married Maubergeonne de l'Isle-Bouchard (1080-1153) 1120 ^JL .

Children

Offspring of William IX of Aquitaine and Mahaut-Philippa de Toulouse (c1070-1117)
Name	Birth	Death	Joined with
William X of Aquitaine (1099-1137)	1099 Toulouse, Haute-Garonne, France	9 April 1137	Eleonor de Châterault (1103-1137) Emma de Limoges (1095-c1142)
Agnes de Poitiers (?-1159)		1159	Aimery V de Thouars (c1095-1127) Ramiro II of Aragon (c1075-1157)
Raymond de Poitiers (c1115-1149)	1115	29 June 1159 Inab	Constance of Antioch (1127-1163)
four daughters

Offspring of William IX of Aquitaine and unknown parent
Name	Birth	Death	Joined with
Henri de Poitiers (c1085-c1132)	1085	1132
Adelaide de Poitiers (c1120-aft1172)	1110	1139	Raoul de Faye-le-Vineuse (1112-1185)
Sybille de Poitiers (c1087-c1134)	1087	1134

 

Footnotes (including sources)

‡ General

he was not married to Ermengarde d'Anjou (c1068-1146) (see her Wikipedia article)