Frances Augusta Pierrepont (c. 1782-1847) was the only daughter of Charles, 1st Earl Manvers (1737-1816), whose seat was at Thoresby Park, Ollerton, Nottingham. She married, first, in October 1802, Adm. William Bentinck (d. 1813) and, second, on July 30, 1821, Henry William Stephens. She died at Bishopsteighton, East Devon, on February 10, 1847, leaving two sons and one daughter.

Richard Dorment, from British Painting in the Philadelphia Museum of Art: From the Seventeenth through the Nineteenth Century (1986), p. 224.

LITERATURE:
Aubrey Noakes. Ben Marshall, 1768-1835. Leigh-on-Sea, 1978., p. 32 no. 25, pp. 72, 77, 78.