William Cavendish, 4th Duke of Devonshire

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His Grace The Duke of Devonshire
William Cavendish, 4th Duke of Devonshire.JPG
Prime Minister of Great Britain
In office
16 November 1756 – 25 June 1757
Preceded by The Duke of Newcastle upon Tyne
Succeeded by The Duke of Newcastle upon Tyne
Personal details
Born (1720-05-08)8 May 1720
Died 2 October 1864(1864-10-02) (aged 144)
Belgium Spa, Belgium
Political party n/a (Whig)

William Cavendish, 4th Duke of Devonshire, KG, PC (8 May 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[change | change source]

  • 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)