William De+ Percy & Alice De+ Ros 
They had a son named William De+.
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Personal Details
William De+ Percy
William De+ was born in 1088 in North Riding, Yorkshire, England. He died at the age of 45 in 1133.
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Children
William De+ Percy
William De+ was born in 1105 in Topcliffe, Yorkshire, England. He died in Sallay, Craven, Yorkshire, England.