| Name | William IV | |
| Suffix | of Aquitaine | |
| Birth | 937 | |
| Gender | Male | |
| Death | 3 Feb 994 | |
| Person ID | I320142937080 | Hurst Improbable Family Tree |
| Last Modified | 11 Feb 2022 | |
| Father | William III, Duke of Aquitaine, b. 915, Poitiers, Vienne, Poitou-Charentes, France d. 3 Apr 963 (Age 48 years) | |
| Mother | Adele, of Normandy, b. 912 d. 14 Oct 962 (Age 50 years) | |
| Marriage | 935 | |
| Family ID | F118 | Group Sheet | Family Chart |