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Male William de Burgo Comte de MORTAIGNE Click to view William de Burgo Comte de MORTAIGNE in the family tree

William de Burgo Comte de was born before 1084 in Mortaigne-au-Perche, Normandy, France.  William de Burgo Comte de's father was Robert de Burgo Comte de MORTAIGNE and his mother was Maud de MONTGOMERY.  His paternal grandparents were Harlevin (Herlouin) Vicomte de CONTEVILLE and Herleve (Arlette) de FALAISE; his maternal grandparents were Robert 'The Great' de MONTGOMERY and Mabel de Talvas de ALENCON.  He was an only child.  He died in 1140 in Bermondsey, London, England (asa Monk).


William de Burgo Comte de's family with Isabel FitzRichard de CLARE

They had a son named Aldhelm de Mortaigne de.