- b.1010 in Ferrieres, Normandy, France d.1089 in Normandy, France
- b.1036 in Ferrieres, Normandy, France d.1088 in Castle Tutbury, Staffordshire, England
- b.1066 in Darley, Derbyshire, England d.< 1139
- b.Bet 1032 and 1038 in Gostenois, Normandy, France d.> 1066