Earls of Cornwall Records #5 Holders Family filter On/Off Alain III Canhiart, Earl of Cornwall Edmund Plantagenet, Earl of Cornwall * 1249 John of Elthan, 1st Earl of Cornwall * 1316 Piers Gaveston, Earl of Cornwall * c. 1284 Richard of England, Earl of Cornwall * 1209 Corrections and Updates To suggest a correction or an update. Click Here