
| Name | William IX | |
| Suffix | Duke of Aquitaine | |
| Nickname | The Troubador | |
| Birth | 22 Oct 1071 | Aquitaine, France |
| Gender | Male | |
| Death | 11 Feb 1127 | |
| Person ID | I26757 | Coombs |
| Last Modified | 1 Mar 2015 | |
| Father | Robert, Duke of Burgundy, b. Abt 1011, , , , France d. 21 Mar 1076, , Fleury-Sur-Ouche, France (Age 65 years) | |
| Mother | Hildegard de BURGUNDY, b. Abt 1056, Burgundy, France d. 1104 (Age 48 years) | |
| Family ID | F9310 | Group Sheet | Family Chart |
| Family | Philippa, Countess of Toulouse, b. Abt 1085, Toulouse, Haute-Garonne, Midi-Pyrenees, France d. 28 Nov 1118 (Age 33 years) | |||||||
| Marriage | 1094 | |||||||
| Children |
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| Family ID | F9307 | Group Sheet | Family Chart | ||||||
| Last Modified | 2 Feb 2026 | |||||||
| Photos | William IX Duke of Aquitaine.jpg |