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Male William I de Braose Click to view William I de Braose in the family tree

William I was born in 1049 in Brienze, Normandy, France.  William I's father was Robert I de Bruce and his mother was Emma of Brittany.  His paternal grandparents were Ragnvald (Robert) Wolfs-Son Brusisson and Felicia of Normandy; his maternal grandparents were Alan III Fergent of Brittany and Bertha de Chartres of Blois. He had three brothers named Adam, Robert II and Roger.  He died at the age of 38 in 1087 in Bramber, Sussex, England.


William I's family with Agnes de St. Clare

‌William I and Agnes de were married in a religious ceremony before 1073.  They had a son and two daughters, named Philip, Matilda and Maud.

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