Hon. Richard Cavendish (1794-1876) (1794–1876) Parents Juliana Cooper Richard Cavendish, 2nd Baron Waterpark Children Cecilia Augusta Cavendish Elizabeth Dorothy Cavendish William Thomas Cavendish Charles Tyrell Cavendish Catherine Elizabeth Cavendish Emily Maria Georgiana Cavendish unknown daughter Cavendish Marianne Cavendish unknown son Cavendish Siblings George John Cavendish Augustus Cavendish Frederick Cavendish Sarah Cavendish Thomas Cavendish Catherine Cavendish Juliana Cavendish Henry Cavendish, 3rd Baron Waterpark Partners Elizabeth Maria Margaret Hart