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

See also

• Cornwall (disambiguation)
• Duchess of Cornwall, the wife of the Duke of Cornwall titleholder, including
  • Camilla Parker Bowles (born 1947), titular holder from 2005 to 2022 by marriage to Charles
  • Kate Middleton (born 1982), titular holder since 2022 by marriage to William
• Duchy of Cornwall, the estate associated with the Duke of Cornwall title
• Earl of Cornwall, superseded by the Duke of Cornwall title in 1337

This disambiguation page lists articles associated with the title Duke of Cornwall.
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