Thomas Lyon-Bowes, 12th Earl of Strathmore and Kinghorne

The Right Honourable The Earl of Strathmore and Kinghorne
The Earl of Strathmore and Kinghorne, 1846.
Preceded by	Thomas Lyon-Bowes, 11th Earl of Strathmore and Kinghorne
Succeeded by	Claude Bowes-Lyon, 13th Earl of Strathmore and Kinghorne
Personal details
Born	28 September 1822
Died	13 September 1865 (aged 42)
Nationality	British
Spouse(s)	Hon. Charlotte Maria Barrington (1826–1854)

Thomas Lyon-Bowes, 12th Earl of Strathmore and Kinghorne (28 September 1822 – 13 September 1865), styled Lord Glamis between 1834 and 1846, was a Scottish peer and cricketer.

Lyon-Bowes was the eldest surviving son of Thomas Lyon-Bowes, Lord Glamis, son of Thomas Bowes-Lyon, 11th Earl of Strathmore and Kinghorne. His mother was Charlotte Grimstead, daughter of Joseph Valentine Grimstead, of Epsom, Surrey. He succeeded his grandfather in the earldom in 1846.

An amateur cricketer, Strathmore played first-class cricket for the Marylebone Cricket Club from 1844 to 1857. In 1852 he was elected a Scottish representative peer, a post he held until July 1865.

Lord Strathmore and Kinghorne married the Honourable Charlotte Maria Barrington, daughter of William Barrington, 6th Viscount Barrington, on 30 April 1850. The marriage was childless. She died in November 1854, aged 27. Lord Strathmore and Kinghorne died in September 1865, aged 42, and was succeeded in the earldom by his younger brother, Claude.