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Male William De Montagu King of Man Click to view William De Montagu King of Man in the family tree

William De was born in , Cassington, Oxfordshire, England and his baptism took place in (17-18 1320).  William De's father was William De Montagu Baron Montacute and his mother was Elizabeth De Montfort 2 wife.  His paternal grandparents were Simon De Montagu Baron Montagu and Hawaise De Saint Amand; his maternal grandfather was Peter De MONTFORt Knight and his maternal grandmother is Matilda De La Warr. He had three brothers and six sisters, named John, Simon, Edward, Maud, Alice, Mary De, Katherine, Hawise and Isabel.  He died in , Windsor Castle, Berkshire, England.  He was buried in , Bisham, Berkshire, England.


William De's first family

‌William De were married in a religious ceremony in 1327 in Of, Cassington, Oxfordshire, England.


William De's second family


Sources/Citations
Ancestral File (TM), Ancestral File (TM)

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