Lieutenant-Colonel John Manners-Sutton (29 July 1752 – 17 February 1826) was a British soldier and politician who sat in the House of Commons from 1783 to 1796. Manners-Sutton was the second son of Lord George Manners-Sutton. He joined the Army as an Ensign in the 2nd Foot Guards (Coldstream Guards) in 1768. He was promoted to lieutenant and captain in 1775 and to lieutenant-colonel in 1780. He retired from the army in 1790. Manners-Sutton was elected Member of Parliament for Newark at a by-election in 1783. He was re-elected in the general elections of 1784 and 1790 sitting until 1796. He succeeded his brother George Manners-Sutton, inheriting Kelham Hall near Newark, Nottinghamshire, and was appointed High Sheriff of Nottinghamshire for 1808–09. Manners-Sutton married Anne Manners, the illegitimate daughter of John Manners, Marquess of Granby, his first cousin. The couple had six children: John Manners-Sutton, died unmarried Robert Manners-Sutton, d. 1815 Rev. Frederick Manners-Sutton (1784 – 30 August 1826), married on 2 September 1821 Lady Henrietta Lumley, daughter of John Lumley-Savile, 7th Earl of Scarbrough and had issue, including John Manners-Sutton. George Manners-Sutton (d. 13 January 1836), unmarried Mary Georgiana Manners Sutton (b. 1790, d. 8 November 1846), ancestor of actress Celia Imrie. Rev. Thomas Manners-Sutton (6 August 1795 – 27 October 1844), married on 23 November 1826 Lucy Mortimer and died without issue