William Cavendish, 7th Duke of Devonshire British landowner, benefactor and politician (1808-1891) (1808–1891) Parents Louisa Cavendish William Cavendish Children William Cavendish Lord Edward Cavendish Louisa Cavendish Lord Frederick Cavendish Spencer Cavendish, 8th Duke of Devonshire Siblings Lord George Cavendish Lord Richard Cavendish Fanny Cavendish Partners Blanche Howard
