| Father | Male Osbern, [Steward] |
| Born | Abt 999 | Of, Normandy, France |
| Died | ||
| Buried | ||
| Married | Abt 1028 | Of, France |
| Father | Herfast | F16421 Group Sheet | |
| Mother | ||
| Mother | Female Emma Of Ivry |
| Born | Abt 1007 | Of, Ivry, France |
| Died | ||
| Buried | ||
| Father | Ralph Count Of Ivry | F16422 Group Sheet | |
| Mother | ||
| Child 1 | Male William Fitzosbern, Earl of Hereford |
| Born | Abt 1029 | Of, Poitiers, Poitou, France |
| Died | 14 Feb 1070 | , Flanders |
| Buried | Cormeilles Abbey, France |
|
| Spouse | Alice De Toeni | F16418 | |
| Married | Abt 1050 | Of, France |
| Spouse | Richildis De Hainault | F16419 | |
| Married | Abt 1069 | Of, Flanders |
| Child 3 | Female + Emma Fitzosbern |
| Born | Abt 1033 | Of, Normandy, France |
| Died | ||
| Buried | ||
| Spouse | William De Vernon | F16417 | |
| Married | Abt 1054 | Of, Normandy, France |