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Male Peter De Mortimer Click to view Peter De Mortimer in the family tree

Peter De was born about 1237 in Of Wigmore, Herefordshire, England.1   Peter De's father was Ralph de Mortimer and his mother was Gwladys verch Llewellyn.  His paternal grandparents were Roger de Mortimer , Baron Wigmore and Isabel Millicent de Ferrers; his maternal grandfather was Llewelyn I Fawr ap Iorwerth , Prince\Wales and his maternal grandmother is Tangwystl verch Llywarch. He had three brothers and three sisters, named Roger, Hugh, John De, Maud, Joan and Isolda De. He has a half-brother named William.

1 "Genealogical Research of Kirk Larson"
Further sources/citations:
Ancestral File (TM), Ancestral File (TM)

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