BiographyDorothy Cavendish was born 27 August 1750 to William Cavendish, 4th Duke of Devonshire (1720-1764) and Charlotte Elizabeth Boyle, 6th Baroness Clifford (1731-1754) and died 3 June 1794 in London of unspecified causes. She married William Henry Bentinck, 3rd Duke of Portland (1738-1809) 8 November 1766 in Burlington House, London, Greater London, England. Notable ancestors include Charlemagne (747-814), William I of England (1027-1087), Hugh Capet (c940-996), Alfred the Great (849-899), Rurik (c832-879), Henry II of England (1133-1189). Ancestors are from the United Kingdom, France, Germany, England, Russia, Ukraine, Spain, Portugal, Belgium, Ireland, Israel, Hungary, Byzantium, the Netherlands, Belarus, the Byzantine Empire, Italy, Turkey.
|Offspring of William Cavendish, 4th Duke of Devonshire and Charlotte Elizabeth Boyle, 6th Baroness Clifford (1731-1754)|
|William Cavendish, 5th Duke of Devonshire (1748-1811)||14 December 1748||29 July 1811 Piccadilly, London, England, United Kingdom|| Georgiana Spencer (1757-1806)|
Elizabeth Christiana Hervey (1757-1824)
|Dorothy Cavendish (1750-1794)||27 August 1750||3 June 1794 London|| William Henry Bentinck, 3rd Duke of Portland (1738-1809)|
|Richard Cavendish (1751-1781)|| |
|George Augustus Henry Cavendish, 1st Earl of Burlington (1754-1834)||21 March 1754||4 May 1834 Burlington House, London, Greater London, England, United Kingdom|| Elizabeth Compton (1760-1835)|
Noteworthy descendants include