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Male Guillaume I 'Longsword' Duke of NORMANDY Click to view Guillaume I 'Longsword' Duke of NORMANDY in the family tree

Guillaume I 'Longsword' Duke of was born about 0900 in Normandy, France.  Guillaume I 'Longsword' Duke of's father was Rollo 'The Granger'  ROGNVALDSSON, Duke of Normandy and his mother was Poppa de BAYEUX.  His paternal grandparents were Rognvald I 'The Wise'  EYSTEINSSON and Ragnhilde (Hiltrude) HROLFSDOTTIR; his maternal grandparents were Berenger Comte de BAYEUX and Miss de RENNES.  He was an only child.  He died in Picardy, France (murdered).


Guillaume I 'Longsword' Duke of's family with Adela 'Sprote' de BRETAGNE

They had a son named Richard I 'Fearless' Duke of.