William Cavendish, 4th Duke of Devonshire

William Cavendish, 4th Duke of Devonshire, KG, PC (bapt. 1 June 1720 - 2 October 1764) was a British Whig statesman who was Prime Minister of Great Britain for a short period of time.

 Titles from birth to death 
 Lord Cavendish of Hardwick (1720-1729)
 Marquess of Hartington (1729-1741)
 Marquess of Hartington, MP (1741-1751)
 The Rt. Hon. Marquess of Hartington (1751-1755)
 His Grace The Duke of Devonshire, PC (1755-1756)
 His Grace The Duke of Devonshire, KG, PC (1756-1764)

Category:1720 births
Category:1764 deaths
Category:British Dukes and Duchesses
Category:Knights of the Garter