British politician (1778–1861)
Thomas Cranley Onslow (7 October 1778 – 7 July 1861), of Stoke Park, Guildford, and Upton House, Hampshire, was a British politician and British Army officer, the second son of Thomas Onslow, 2nd Earl of Onslow.[1]
He married Susannah Elizabeth Hillier (died 26 March 1852), coheiress of Nathaniel Hiller of Stoke Park, on 28 May 1813, and they had several children:[1]
- George Augustus Cranley Onslow (1813–1855), married Mary Harriet Anne Loftus in 1848, father of William Onslow, 4th Earl of Onslow
- Guildford James Hillier Onslow (1814–1882), later Mainwaring-Ellerker-Onslow, married his distant cousin Rosa Anna Onslow in 1838
- Lt-Col. Arthur Edward Onslow (1815–1897), later Mainwaring-Ellerker-Onslow, married Margaret Anne Ferrers in 1846 and had issue
- Thomas Frederick Onslow (15 January 1821 – 15 July 1883)
- Charles? Townshend Onslow (30 May 1822 – 28 February 1823)
- Susannah Augusta Arabella Onslow (8 November 1816 – 12 June 1899)
- Elizabeth Harriet Onslow (17 October 1817 – 19 July 1824)
- Harriet Charlotte Matilda Onslow (20 April 1826 – 11 July 1885)
Onslow served in the Scots Fusilier Guards, rising to the rank of lieutenant colonel. He was posted to the Cadiz garrison as a captain in 1810.[1][2] On 15 March 1812, he succeeded his father as Colonel of the 2nd Royal Surrey Militia, a position he held until his resignation on 14 August 1852.[1][3][4]