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Male Baron William Percy Click to view Baron William Percy in the family tree

William was born in 1112.  William's father was Baron Alan (The Great) Percy and his mother was Emma Gaunt.  His paternal grandparents were Baron William (Als Gernons) Percy and Emma Port; his maternal grandparents were Ld. Gilbert of Lincoln Gant and Alix Montfort.  He was an only child.  He died at the age of 63 in 1175.  He was buried in Fountains Abbey.


William's first family with Sybella Valognes

‌William and Sybella were married in a religious ceremony about 1166.


William's second family with Adeliza fitzGilbert Clare

They had a daughter named Agnes.

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