William Cavendish, 6th Duke of Devonshire

William George Spencer Cavendish, 6th Duke of Devonshire, styled Marquess of Hartington until 1811, was an English peer, courtier and Whig politician. Known as the "Bachelor Duke", he served as Lord Chamberlain from 1827 to 1828 and again from 1830 to 1834. The Cavendish banana is named after him.