Lady Louisa Augusta Anne Le Poer Trench (1796-1881) (1796–1881) Parents Henrietta Margaret Staples Richard Trench, 2nd Earl of Clancarty Children Sarah Louisa Trench Harriet Anne Trench Siblings Frederick Robert Le Poer Trench Harriet Kavanagh Lady Lucy Le Poer Trench Richard John Le Poer Trench Lady Frances Power Le Poer Trench unknown daughter Le Poer Trench William Trench, 3rd Earl of Clancarty Lady Emily Trench Partners William Le Poer Trench