George John Cavendish British Navy officer (1796-1865) (1796–1865) Parents Juliana Cooper Richard Cavendish, 2nd Baron Waterpark Children Frances Catherine Mary Cavendish unknown daughter Cavendish unknown daughter Cavendish Siblings Thomas Cavendish Frederick Cavendish Augustus Cavendish Sarah Cavendish Henry Cavendish, 3rd Baron Waterpark Juliana Cavendish Hon. Richard Cavendish Catherine Cavendish Partners Caroline Prideaux-Brune