The Domesday Book of 1086 AD lists (in the following order) King William the Conqueror's tenants-in-chief in Derbyscire (Derbyshire), following the Norman Conquest of England: * King William (c. 1028 - 1087), the first Norman King of England (after the Battle of Hastings in 1066 AD) and he was Duke of Normandy from 1035. * Bishop of Chester (St John) * Abbey of Burton (St Mary & St Modwen) * Earl Hugh of Chester (c. 1047 - 1101) contributed 60 ships to the invasion of England, but did not fight at the Battle of Hastings. * Roger de Poitou, his father Roger de Montgomery was one of William the Conqueror's main advisers. * Henry de Ferrers, served William the Conqueror and his successor King William II in administrative roles. * William Peverel (c. 1040 - c. 1115), granted over a hund