earl of Cornwall

{{Short description|Title superseded in 1337 by the Duke of Cornwall}}

The title of Earl of Cornwall was created several times in the Peerage of England before 1337, when it was superseded by the title Duke of Cornwall, which became attached to heirs-apparent to the throne.

Condor of Cornwall

Condor of Cornwall, probably legendary Earl of Cornwall before the Conquest, said to have paid homage to William for the Earldom{{cite book | first=Philip | last=Payton | author-link=Philip Payton | title=Cornwall: A History | year=2017 | edition=Revised and Updated | isbn=978 0 85989 232 2 | publisher=University of Exeter Press | publication-place=Exeter | chapter={{lang|la|Anglia et Cornubia}} }}

Earls of Cornwall, 1st creation (1068)

Brian of Brittany ({{circa|1040}}–1084 or 85), resigned {{circa|1072}}

Earls of Cornwall, 2nd creation (c. 1072)

Robert, Count of Mortain (c. 1038–1095), half-brother of William the Conqueror
William, Count of Mortain (1084–1140), peerage forfeit 1106

Cadoc II of Cornwall (c. 1106)

Cadoc II (or Candor), son of Cadoc of Cornwall{{Cite book | title=History and Genealogy of the Pomeroy family | first=Albert Alonzo | last=Pomeroy | volume=1 | year=1912 | pages=98–99 | url=https://archive.org/details/historygenealogy01pome/page/n275/mode/2up | location=Toledo, Ohio | publisher=The Franklin Printing and Engraving Co. }}{{Better source needed|date=October 2022}}