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Male William De MONTAGU Click to view William De MONTAGU in the family tree

William De was born about 1275 in Of, Cassington, Oxfordshire, England.  William De's father was Simon De MONTAGU and his mother was Hawaise De SAINT AMAND.  His paternal grandfather was William DE MONTACUTE and his paternal grandmother is Beota UNKNOWN; his maternal grandparents are Amauri De SAINT AMAND and Mrs-Amauri De SAINT AMAND. He had two brothers named Simon De and John De.  He was the second oldest of the three children.


William De's family with Elizabeth De MONTFORT

‌William De and Elizabeth De were married in a religious ceremony about 1292 in Of, Cassington, Oxfordshire, England.  They had four sons and six daughters, named John, Simon, Edward, William De, Maud, Alice, Mary De, Katherine, Hawise and Isabel.

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


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