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Female Sybil Tregoz Click to view Sybil Tregoz in the family tree

Sybil was born in Ewyas,Herefordshire,England.1   Sybil's father was John Tregoz and her mother was Mabel FitzWarin.  Her paternal grandparents were Robert II Tregoz and Juliana de Cantelou; her maternal grandparents were Fulk FITZWARINE and Constance DE TOENI.  She was an only child.  She died on October 12th, 1334.1 


Sybil's family with Viscount William de Grandison

‌Sybil and William de were married in a religious ceremony in 1285 in Donyatt,Somersetshire,England.1   They had two sons and three daughters, named Peter de, John de, Mabilia de, Agnes de and Katherine.

1 "Genealogical Research of Kirk Larson"
2 {Larson: Genealogical Research of Kirk Larson}
Further source/citation:
"FamilySearch® Ancestral File™ v4.19"

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