William de Ferrers, 5th Earl of Derby
William was born about 1200 in Derby, Derbyshire, England.  He died on March 24th, 1254 in Evington, Leicestershire, England.

 Margaret de Quinci
Margaret was born about 1218 in Winchester, Hampshire, England.  She died before March 12th, 1284.

 Joan de Ferrers
Joan was born before 1252.  She died about March 19th, 1309.  She was buried in St. Augustine's, Bristol, Gloucestershire, England.