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Male William de Percy , Lord of Topcliffe, Sir Click to view William de Percy , Lord of Topcliffe, Sir in the family tree

William de was born in 1112 in Topcliffe, Yorkshire, England.  William de's father was Alan "The Great Alan" de Percy , Sir and his mother was Emma de Gant.  His paternal grandparents were William "Whiskers" de Percy , Sir and Emma de Port; his maternal grandparents were Gilbert de Gant , Lord of Folkingham and Alice Countess de Montfort. He had a brother named Walter de.  He was the older of the two children.  He died at the age of 62 in 1174 in Sallay, Craven, Yorkshire, England (dspml).


William de's first family with Sybil de Valognes

‌William de and Sybil de were married in a religious ceremony about 1166 in 2nd husband 2nd wife.


William de's second family with Adeliza de Clare

‌William de and Adeliza de were married in a religious ceremony in 1st wife.  They had a daughter named Agnes de.


William de's third family with Mistress

‌William de and Mistress were married in a religious ceremony in No Marriage.  They had a daughter named Emma de.

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