William CAVENDISH, Marquess of Hartington, later 4th Duke of Devonshire, Prime Minister of Great Britain

1720 - 1764  (44 years)

• Name	William CAVENDISH  [1, 2, 3, 4]
  Suffix	Marquess of Hartington, later 4th Duke of Devonshire, Prime Minister of Great Britain
  Birth	8 May 1720	St. Martin's-in-the-Fields, London, England   [3, 4]
  Gender	Male
  Occupation	From 16 Nov 1756 to 29 Jun 1757  [4]
  	Prime Minister of Great Britain
  Death	2 Oct 1764	Spa, Austrian Netherlands   [3]
  Burial	The Cathedral Church of All Saints (Derby Cathedral), Derby, England   [4]
  Person ID	I118320	Ancestral Trails
  Last Modified	27 Feb 2025

  
  

  Father	William CAVENDISH, 3rd Duke of Devonshire,   b. 26 Sep 1698   d. 5 Dec 1755 (Age 57 years)
  Mother	Catherine HOSKINS, Duchess of Devonshire,   b. 1700   d. 8 May 1777, Paris, France (Age 77 years)
  Marriage	27 Mar 1718  [3]
  Family ID	F37420	Group Sheet  |  Family Chart

  
  

  Family	Lady Charlotte Elizabeth BOYLE, Marchioness of Hartington, 6th Baroness Clifford,   b. 27 Oct 1731   d. 8 Dec 1754, Uppingham, Rutland, England (Age 23 years)
  Marriage	28 Mar 1748  [1, 4]
  Children	1. William CAVENDISH, 5th Duke of Devonshire, 7th Baron Clifford,   b. 14 Dec 1748   d. 29 Jul 1811 (Age 62 years)   2. Dorothy CAVENDISH, Duchess of Portland,   b. 27 Aug 1750   d. 3 Jun 1794, London, England (Age 43 years)   3. Lord Richard CAVENDISH,   b. 19 Jun 1752   d. 7 Sep 1781, Naples, Italy (Age 29 years)   4. Lord George Augustus Henry CAVENDISH, 1st Earl of Burlington,   b. 31 Mar 1754   d. 9 May 1834, Burlington House, Westminster, London, England (Age 80 years)
  Family ID	F37403	Group Sheet  |  Family Chart
  Last Modified	3 Mar 2025

  
  

• Photos » Slide Show		4th_Duke_of_Devonshire_after_Hudson William Cavendish, 4th Duke of Devonshire (1720-1764). Portrait by Thomas Hudson, c. 1750s. Courtesy of Wikipedia.
  		William_Cavendish,_4th_Duke_of_Devonshire William Cavendish, 4th Duke of Devonshire. Portrait by Thomas Hudson, c. 1750s. Courtesy of Wikipedia.
  		Coat_of_arms_of_William_Cavendish,_4th_Duke_of_Devonshire,_KG,_PC Coat of arms of William Cavendish, 4th Duke of Devonshire. Courtesy of Wikipedia.

  
  

• Sources

  [S19354] Wikipedia - Charlotte Cavendish, Marchioness of Hartington. [S19357] Wikipedia - Georgiana Howard, Countess of Carlisle. [S19546] Wikipedia - William Cavendish, 3rd Duke of Devonshire. [S19548] Wikipedia - William Cavendish, 4th Duke of Devonshire.