William Cavendish, 4th Duke of Devonshire

Former Prime Minister of the United Kingdom

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.

His Grace The Duke of Devonshire
Prime Minister of Great Britain
In office
16 November 1756 – 25 June 1757
Preceded byThe Duke of Newcastle upon Tyne
Succeeded byThe Duke of Newcastle upon Tyne
Personal details
Bornbaptised 1 June 1720
Died2 October 1764(1764-10-02) (aged 44)
Spa, Belgium
Political partyn/a (Whig)

Titles from birth to death change

  • 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)