Earl of Cornwall

The title of Earl of Cornwall was created several times in the Peerage of England before 1337, when it was superseded by the title Duke of Cornwall, which became attached to heirs-apparent to the throne.
==Cadoc of Cornwall==
*Cadoc of Cornwall 1066+ (only attested by William of Worcester four centuries later)
==Earls of Cornwall, 1st creation (1068)==
*Brian of Brittany (c. 1040–1084 or 85), resigned c. 1072
==Earls of Cornwall, 2nd creation (c. 1072)==
*Robert, Count of Mortain (c. 1038–1095), norman and half-brother of William the Conqueror.
*William, Count of Mortain (1084–1140), peerage forfeit 1106
==Earls of Cornwall, 1st creation (revived 1140)==
*Alan (died 1146), deprived 1141, nephew of Brian
==Earls of Cornwall, 3rd creation (1141)==
*Reginald de Dunstanville, 1st Earl of Cornwall (died 1175), illegitimate son of King Henry I of England.
==Earls of Cornwall, 4th creation (1225)==
*Richard, 1st Earl of Cornwall, King of the Romans (1209–1272), second son of John, King of England, 
*Edmund, 2nd Earl of Cornwall (1249–1300), son
==Earls of Cornwall, 5th creation (1307)==
*Piers Gaveston, 1st Earl of Cornwall (1284–1312)
*Thomas le Ercedeckne, Earl of Cornwall 1312–1313
*Richard de Polhampton, Earl of Cornwall 1314–1315
*Henry de Welyngton (Willington), Earl of Cornwall 1315–1317
*Isabella of France 1318–1325
*John de Tregagu 1325–1328
==Earls of Cornwall, 6th creation (1330)==
*John of Eltham, Earl of Cornwall (1316–1336), second son of king Edward II of England and his queen Isabella of France.
==See also==
*Constitutional status of Cornwall
*Antiqua maneria, the original 17 manors belonging to the Earldom of Cornwall
*Duchy of Cornwall
*Kingdom of Cornwall
*List of legendary rulers of Cornwall
==Notes==
Category:Extinct earldoms in the Peerage of England
Category:Medieval Cornwall
 
Earl
Category:Forfeited earldoms in the Peerage of England
Category:Noble titles created in 1067
Category:Noble titles created in 1141
Category:Noble titles created in 1225
Category:Noble titles created in 1307
Category:Noble titles created in 1330