Sir William (Guillaume) FitzOsbern, Earl de Breteuit, Breteuil, Pacy
Aft 1052 - 1103 (< 49 years)
Generation: 1
1. Sir William (Guillaume) FitzOsbern, Earl de Breteuit, Breteuil, Pacy was born after 1052 in Breteuit, France, Normandy; died in 1103. Family/Spouse: Adeliza de Montfort. Adeliza (daughter of Simon Amauri Montfort and Agnès d'Evreux, Comtesse d'Evreux) was born in 1075 in Montfort, Dordogne, Aquitaine, France; died in 1128 in Somme, Picardie, France. [Group Sheet] [Family Chart]