Nielsen Hayden genealogy
Family: Robert I de Stafford / (Unknown Person Not Actually Named Avice de Clare) (F2861)
Roger I de Tosny (985-1038) 
|
Radulf III de Tosny (1030-1102)  |
Adeliza de Tosny (1030-1066) |
| Robert I de Stafford ( -1088)
|
| Nicholas I de Stafford ( -1138) |