Dorothy Bentinck, Duchess of Portland


The Duchess of Portland
Dorothy Bentinck, Duchess of Portland
by George Romney
Tenure8 November 1766 – 3 June 1794
Born(1750-08-27)27 August 1750
Died3 June 1794(1794-06-03) (aged 43)
London, England
BuriedSt Marylebone Parish Church
Spouse(s)
(m. 1766)
Issue
FatherWilliam Cavendish, 4th Duke of Devonshire
MotherCharlotte Boyle, 6th Baroness Clifford

Dorothy Bentinck, Duchess of Portland (née Lady Dorothy Cavendish; 27 August 1750 – 3 June 1794) was Duchess of Portland and the wife of William Cavendish-Bentinck, 3rd Duke of Portland, the Prime Minister of Great Britain.