Lady Dorothy Cavendish
Appearance
Lady Dorothy Cavendish may refer to:
- Dorothy Bentinck, Duchess of Portland (1750-1794), daughter of British Prime Minister the 4th Duke of Devonshire, and wife of the 3rd Duke of Portland, who served as Prime Minister after her death
- Lady Dorothy Macmillan (1900-1966), daughter of the 9th Duke of Devonshire and wife of British Prime Minister Harold Macmillan