List of earls in the reign of William the Conqueror

The following individuals were Earls during the reign of William the Conqueror who reigned from 1066 to 1087.

The period of tenure as Earl is given after the name of each individual, including any period of minority.

Earl of Chester (First creation)

Gerbod the Fleming, 1st Earl of Chester (1067–1071)

Earl of Chester (Second creation)

Hugh d'Avranches, Earl of Chester (1071–1101)

Earl of Cornwall (First creation)

Brian of Brittany (1068–1072)

Earl of Cornwall (Second creation)

Robert, Count of Mortain (1069–1088)

Earl of East Anglia

Ralph the Staller (1067–1068)

Ralph de Gael (1068–1075)

Earl of Hereford

William FitzOsbern, 1st Earl of Hereford (1067–1071)

Roger de Breteuil, 2nd Earl of Hereford (1071–1074)

Earl of Huntingdon Earl of Northampton

Waltheof, Earl of Northumbria (1065–1076)

Earl of Kent

Odo of Bayeux (1067–1082)

Earl of Mercia

Edwin, Earl of Mercia (1062–1071)

Earl of Northumbria

Morcar, Earl of Northumbria (1065–1071)

Copsi (1067)

Osulf II of Bamburgh (1067)

Gospatric, Earl of Northumbria (1067–1068)

Robert de Comines (1068–1069)

Gospatric, Earl of Northumbria (1070–1072)

Waltheof, Earl of Northumbria (1072–1076)

Walcher (1076–1080)

Aubrey de Coucy (1080–1086)

Robert de Mowbray (1086–1095)

Earl of Richmond

Alan Rufus (1066–1093)

Earl of Shrewsbury

Roger de Montgomery, 1st Earl of Shrewsbury (1068–1094)