Mary married 10th Earl of Strathmore John Bowes-Lyon on 2 Jul 1820 in London, England. John (son of 9th Earl of Strathmore John Lyon and Countess of Strathmore Mary Eleanor Bowes) was born on 14 Apr 1769 in Durham, England; died on 5 Jul 1820 in London, England. [Group Sheet] [Family Chart]
- 1860