Lady Catherine Forbes (died 1743) (d. 1743) Parents Arthur Forbes, 1st Earl of Granard Catherine Newcomen Children Lady Mary Chichester Lady Henrietta Chichester Lady Jane Chichester Lady Katherine Chichester Lady Frances Chichester Lady Anne Chichester Arthur Chichester, 4th Earl of Donegall John Chichester Siblings unknown son Forbes unknown son Forbes Arthur Forbes, 2nd Earl of Granard unknown son Forbes unknown son Forbes William Stewart, 1st Viscount Mountjoy Partners Arthur Chichester, 3rd Earl of Donegall