See also
| Husband: | Geoffery + of PERCY (1005-1034) | |
| Wife: | Margaret + of AUNOU (1012- ) | |
| Children: | William + (1034-1096) | |
| Serlo of PERCY (1035-1102) | ||
| Ernald of PERCY (1038- ) | ||
| Picot of PERCY (1050- ) | ||
| Name: | Geoffery + of PERCY | |
| Sex: | Male | |
| Father: | Mainfred + of PERCY (980- ) | |
| Mother: | - | |
| Birth | 1005 | Perci-en-Auge, Normandy, France |
| Death | 1034 (age 28-29) | Auge, Ardennes, Champagne-Ardenne, France |
Margaret + of AUNOU
| Name: | Margaret + of AUNOU | |
| Sex: | Female | |
| Father: | - | |
| Mother: | - | |
| Birth | 1012 | Ainwich, Northumberland, England |
William +
| Name: | William +1 | |
| Sex: | Male | |
| Nickname: | With Whiskers (Aux Gernons) | |
| Spouse: | Emma + of PORT (1038-1096) | |
| Birth | 1034 | Perci-en-Auge, Normandy, France |
| Occupation | Baron of Percy | |
| Death | 1096 (age 61-62) | Mt. Joy near Jerusalem |
| Cause: died on the First Crusade | ||
| Burial | Antioch, Hatay, Turkey | |
| Name: | Serlo of PERCY | |
| Sex: | Male | |
| Birth | 1035 | Perci-en-Auge, Normandy, France |
| Death | 1102 (age 66-67) | Whitby Abbey, Yorkshire, England |
Ernald of PERCY
| Name: | Ernald of PERCY | |
| Sex: | Male | |
| Birth | 1038 | |
| Name: | Picot of PERCY | |
| Sex: | Male | |
| Birth | 1050 | |
| 1 | "Complete Peerage" (v X, page 436). |