The St. John Genealogy Project
Origin and Ancestry DNA Database & Electronic Archive
 MaleWilliam Percy, 1st Baron of Topcliff, Yorkshire |
| Birth | abt. 1050 | Perci-En-Auge, Mézidon Vallée D'Auge, Calvados, Normandy, France  |
| Death | 1096-1099 | Mount Joy near Palestine, Jerusalem |
| Burial | ||
| Marriage | ||
| Father | Geoffrey de Percy, III | F399597 Group Sheet | |
| Mother | Marie de Forrest | F399597 Group Sheet | |
 FemaleEmma de Port, of Seamer, Scarborough,Yorkshire; alleged daughter m.William Percy |
| Birth | abt. 1088 | |
| Death | ||
| Burial | ||
| Father | Adam son of Hubert de Port, Seneschal for Odo de Conteville, Bishop of Bayeux; 1086 Domesday | F5096 Group Sheet | |
| Mother | Beatrice St. John-di Molise, m. Adam de Port | F5096 Group Sheet | |
| Female + Ascelina de Percy, de Lockington; alleged daughter;alleged wife |
| Birth | abt. 1108 | |
| Death | ||
| Burial | ||
| Spouse | Wimund de Lockington, de Etton | F399660 | |
| Marriage | ||
| Notes |  Notes (Log in) |
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