General John Lambton (26 July 1710 – 22 March 1794) of Harraton Hall, later of Lambton Castle, County Durham, was a senior officer in the British Army and a Member of Parliament.

Lambton was the fourth son of Ralph Lambton (c. 1651–1717) and educated at Westminster School.^[1]

He was commissioned as an ensign in the Coldstream Guards in 1732, then promoted to lieutenant in 1739, captain and lieutenant-colonel in 1746 and colonel of the 68th Foot in 1758, a position he held until his death.^[2] He was made a full general on 20 November 1782.^[1]

He was Member of Parliament for Durham City from 1762 to 1787.^[2]

He died on 22 March 1794.^[3]

He married Lady Susan Lyon (died 1769), daughter of Thomas Lyon, 8th Earl of Strathmore and Kinghorne, in 1763.^[1] Their children included:

• William Henry Lambton of Lambton (1764–1797), who succeeded him as MP for Durham City and father of the First Earl of Durham
• Susan Mary Anne Lambton, who married John Wharton, MP
• Ralph John Lambton (c. 1767–1844), also MP for Durham City
• Jane Dorothy Lambton

• Chichester, Henry Manners (1892). "Lambton, John (1710-1794)" . In Lee, Sidney (ed.). Dictionary of National Biography. Vol. 32. London: Smith, Elder & Co.
• Stearn, Roger T. (2004). "Lambton, John (1710–1794)". Oxford Dictionary of National Biography (online ed.). Oxford University Press. doi:10.1093/ref:odnb/15946. (Subscription or UK public library membership required.)

• Leigh Rayment's Peerage Pages
• Lambton genealogy

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