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

William was born in 1256 in Cassington, , Oxfordshire, England.  William's father was Pierre I De Grandson and his mother was Agnes De Neuchatel.  He was an only child.  He died at the age of 79 on June 27th, 1335 in Lambourn, Hungerford, Berkshire, England.


William's first family with Sybil Tregoz

‌William and Sybil were married in a religious ceremony in 1286 in Donyatt, , Somerset, England.  They had a daughter named Katherine.


William's second family with Blanche De Savoy

They had a daughter named Agnes.

Source/Citation
GEDCOM File : Carr.ged

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