Duque Guilherme X De Aquitânia

Guilherme X was born in 1099 in Toulouse (França).  Guilherme X's father was Guilherme IX Da Aquitânia.  His paternal grandparents were Guillaume VIII Gui-Geofroi Da Aquitânia and Hildegard De Borgonha.  He was an only child.  He died at the age of 38 in 1137.

They had a daughter named Aliénor.