Lady Frances Pierrepont (died 1847) (1781–1847) Parents Anne Orton Mills Charles Pierrepont, 1st Earl Manvers Children William Bentinck George Bentinck Charles Bentinck Henry Bentinck Renira Bentinck Siblings Philip Sydney Pierrepont Charles Pierrepont, 2nd Earl Manvers Henry Pierrepont Evelyn Pierrepont Partners Henry Stephens William Bentinck