Thomas George Lyon-Bowes, Lord Glamis was born 6 February 1801 to Thomas Lyon-Bowes, 11th Earl of Strathmore and Kinghorne (1773-1846) and Mary Elizabeth Louisa Rodney Carpenter (1783-1811) and died 27 January 1834 Honfluer, France of unspecified causes. He married Charlotte Grimstead (1797-1881) 21 December 1820 .
Children
| Name | Birth | Death | Joined with |
| Unnamed Lyon-Bowes (1821-1821) | |||
| Thomas George Lyon-Bowes, 12th Earl of Strathmore and Kinghorne (1822-1865) | |||
| Claude Bowes-Lyon, 13th Earl of Strathmore and Kinghorne (1824-1904) | 21 July 1824 Redbourne, Hertfordshire, England, United Kingdom | 16 February 1904 Bordighera, Liguria, Italy | Frances Dora Smith (1832-1922) |
| Charlotte Lyon-Bowes (1826-1844) | |||
| Herbert Lyon-Bowes (c1828-?) | |||
| Arthur Lyon-Bowes (c1830-?) | |||
| Frances Lyon-Bowes (c1832-1903) | |||
Footnotes (including sources)
| ‡ General |