Louisa Lascelles noblewoman; (died 1886) (1812–1886) Parents Henry Lascelles, 2nd Earl of Harewood Henrietta Sebright Children Alice Louisa Cavendish James Charles Cavendish Walter Frederic Cavendish unknown son Cavendish Susan Cavendish Arthur Cavendish Siblings William Lascelles Harriet Holroyd, Countess of Sheffield Emma Portman, Viscountess Portman Edwin Lascelles Edward Lascelles, Viscount Lascelles Henry Lascelles, 3rd Earl of Harewood Arthur Lascelles Frances Lascelles Partners Lord George Cavendish