Harriet Leveson-Gower, Countess Granville British noblewoman (1785–1862) Parents Georgiana Cavendish, Duchess of Devonshire William Cavendish, 5th Duke of Devonshire Children Granville Leveson-Gower, 2nd Earl Granville Granville Leveson-Gower Georgiana Fullerton Frederick Leveson-Gower Lady Susan Leveson-Gower Siblings Charlotte Williams Caroline St. Jules Eliza Courtney Georgiana Howard, Countess of Carlisle William Cavendish, 6th Duke of Devonshire Augustus Clifford Partners Granville Leveson-Gower, 1st Earl Granville
