| Avelina (Aveline) De Crepon |
| Father: Herbastus De Crepon | Mother: Mrs Herbastus De Crepon |
| Born: 974 of Longueville, Normandie, France |
Died: France |
| Spouse: Osbern De Bolebec | Married: abt 1001 France |
| Children: Walter Giffard Berenger Giffard Osbern (Osbert) (Gyffarde) Giffard | Brothers & Sisters: Gonner De Crepon Wevia (Duceline) De Crepon Senfrie (Sainfrie) De Crepon Herfast De Crepon |