- b.~ 1040 in Bailleul-en-Vimeu near Abbeville, Somme, Picardy, France d.> 1086 in Bywell, Northamptonshire, England
- b.~ 1065 in Bailleul-en-Vimeu near Abbeville, Somme, Picardy, France d.< 1122 in Bywell, Northamptonshire, England
- b.~ 1095 in Bywell, Northamptonshire, England d.1153
- b.~ 1135 in Bywell, Northamptonshire, England
- b.~ 1100 in England