MaleGuelph IV Duke Of BAVARIA |
| Birth | Abt 1040 | <, Este, , Italy> |
| Death | 9 Nov 1091 | |
| Burial | ||
| Marriage | ||
| Other Spouse | Judith (Fausta) Countess Of NORTHUMBRIA | F5569 | |
| Marriage | 1071 | |
| Father | Azo II Marquis D' ESTE | F5558 Group Sheet | |
| Mother | Cunigunde Princess Of BAVARIA | F5558 Group Sheet | |