Sibyl de Ferrers

Sibyl de was born on July 25th, 1216 in Ferrers, Derbyshire, England.  Sibyl de's father was William II de Ferrers , 4th Earl of Derby and her mother was Agnes of Chester , Lady of Chartley. She had a brother and a sister, named William III de and Bertha de.  She was the youngest of the three children.  She died at the age of 31 in 1247.