Lady Arabella Cavendish (1673-1698) (1673–1698) Parents Henry Cavendish, 2nd Duke of Newcastle Frances Pierrepont Children Lady Frances Spencer Siblings Elizabeth Monck, Duchess of Albemarle Margaret Holles, Duchess of Newcastle-upon-Tyne Lady Frances Cavendish Lady Catherine Cavendish Henry Cavendish, Earl of Ogle Partners Charles Spencer, 3rd Earl of Sunderland