Earls of Derby-I First holder Robert de Ferrers, 1st Earl of Derby * 1062 Records #5 Holders Family filter On/Off 1 Robert de Ferrers, 1st Earl of Derby * 1062 2 Robert de Ferrers, 2nd Earl of Derby 3 William de Ferrers, 3rd Earl of Derby 4 William de Ferrers, 4th earl of Derby * 1162 5 William de Ferrers, 5th earl of Derby * c. 1193 Corrections and Updates To suggest a correction or an update. Click Here