William IX, Duke of Aquitaine
From Conservapedia
| William IX | |
Duke of Aquitaine
| |
| In office 1086–1127 | |
| Preceded by | William VIII |
|---|---|
| Succeeded by | William X |
| Born | October 22, 1071 |
| Died | February 10, 1127 Poitiers |
William IX (October 22, 1071 – February 10, 1127) was Duke of Aquitaine and the first Troubadour whose work still survives.