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Male Guillaume Seigneur de MONTFORT Click to view Guillaume Seigneur de MONTFORT in the family tree

Guillaume Seigneur de was born about 0960 in Evreux, Normandy, France.  Guillaume Seigneur de's father was Amauri  D' HAINAULT Comte de MONTFORT and his mother was Judith de CAMBRAI.  His paternal grandparents were Rainer II Comte de HAINAULT and Adelaide (Alice) of BURGUNDY; his maternal grandparents were Isaac de VALENCIENNES and Bertha de CAMBRAI.  He was an only child.  He died in 1018.


Guillaume Seigneur de's family with Alberade de NOGENT

They had a son named Amauri II Seigneur de.