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Male Piers De Grandson Click to view Piers De Grandson in the family tree

Piers was born in 1286 in Of, Ashperton, Herefordshire, England.  Piers' father was William De Grandison and his mother was Sybil De Tregoz.  His paternal grandfather was Pierre and his paternal grandmother is Agnes De Neuchatel; his maternal grandfather was John De Tregoz and his maternal grandmother is Mabel Matilda Fitz Warin. He had a sister named Katherine.  He was the older of the two children.  He died at the age of 72 on August 10th, 1358 in Sp.


Piers' family with Blanche De Mortimer

‌Piers and Blanche were married in a religious ceremony before June 10th, 1330 in Of, Wigmore, Herefordshire, England.  They had a daughter named Isabel De.

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