Lord Charles Cavendish British politician (1704-1783) (1704–1783) Parents Rachel Cavendish, Duchess of Devonshire William Cavendish, 2nd Duke of Devonshire Children Henry Cavendish Frederick Cavendish Siblings Lord James Cavendish William Cavendish, 3rd Duke of Devonshire Lady Rachel Cavendish Lady Elizabeth Cavendish Henrietta Cavendish Partners Ann Grey