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Male Earl of Derby William IV De Ferrers Earl of Derby Click to view Earl of Derby William IV De Ferrers Earl of Derby in the family tree

William IV was born about 1162 in Ferrers, Derbyshire, England.  William IV's father was Earl of Derby Walkelin (William) De Ferrers Earl of Derby and his mother was Sybil De Braose. He had a brother and three sisters, named Robert, Agatha, Millicent and Petronill.  He was the oldest of the five children. He had a half-sister named Isabel.  He died on September 22nd, 1247.


William IV's family with Agnes De Meschines

‌William IV and Agnes were married in a religious ceremony in 1192 in Cheshire, England.  They had a son and three daughters, named William V, Ivette, Sibyl and Bertha.

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