Duke of Cornwall (disambiguation)
Duke of Cornwall is an English hereditary title.
Duke of Cornwall may also refer to:
- List of dukes of Cornwall, including
- Charles III (born 1948; r. 2022–present), King of the United Kingdom; Duke of Cornwall from 1952 to 2022
- William, Prince of Wales (born 1982), Duke of Cornwall since 2022
- Duke of Cornwall, a character in the play King Lear
- SS Rushen Castle, named Duke of Cornwall from 1898 to 1928
- Duke of Cornwall Hotel, Plymouth, Devon, England, United Kingdom