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Male William IX Duke of Aquitaine Click to view William IX Duke of Aquitaine in the family tree

William IX Duke of was born on October 22nd, 1071 in Aquitaine, France.  He died in Poitiers, France.

William IX Duke of's family with Phllippa (Maude) Comtesse De Toulouse

‌William IX Duke of and Phllippa (Maude) Comtesse were married in a religious ceremony about 1094.  They had two sons and a daughter, named William X Duke of, Raymond I and Agnes Maud of.

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