George Montagu, 6th Duke of Manchester

George Montagu, 6th Duke of Manchester, etc. (Kimbolton Castle, 9 July 1799 – Tunbridge Wells, 18 August 1855), known as Viscount Mandeville from 1799 to 1843, was a British peer and Tory Member of Parliament.

George Montagu was the son of William Montagu, 5th Duke of Manchester. As was customary, George held the title of Viscount Mandeville before he succeeded his father as duke. When William Montagu was Governor of Jamaica, he named the newly founded town of Mandeville, Jamaica named after George.

George Montagu was MP for Huntingdonshire 1826–1837.

George Montagu first married Millicent Sparrow (25 January 1798 – Kimbolton Castle, 21 November 1848), daughter of Brig. Gen. Robert Bernard Sparrow of Brampton Park, Huntingdonshire (d. 1805), and his wife the Hon. Olivia Acheson (d. 12 February 1863), on 8 October 1822 at London.

George and Millicent had four children:

George Montagu married his second wife Harriet Sydney Dobbs (4 December 1834 – Ore, Sussex, 20 May/30 May 1907), daughter of Conway Richard Dobbs of Castle Dobbs, Antrim, Ireland, and wife, on 29 August 1850 at Kilroot, County Antrim.

George and Harriet had two children:

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