Alexander Montagu, 10th Duke of Manchester

Alexander George Francis Drogo Montagu, 10th Duke of Manchester, OBE (2 October 1902 – 23 November 1977), was a Royal Navy officer and British hereditary peer. From birth until 1947 he was known by the courtesy title of Viscount Mandeville.

Born at Tandragee Castle, County Armagh, Ireland, Lord Mandeville was the son of the 9th Duke of Manchester, by his marriage to Helena, the daughter of Eugene Zimmerman, of the United States. After they divorced in 1931, Helena married secondly, in 1937, the Earl of Kintore.

Mandeville was educated at the Royal Naval College, Osborne, and at Dartmouth.

From Dartmouth, Lord Mandeville joined the Royal Navy. He held the rank of Commander when he retired from the service in 1930.

On 5 May 1927 he married firstly, at Kimbolton Castle, Huntingdonshire, Nell Vere Stead (died 2 September 1966), daughter of Sydney Vere Stead of Melbourne, Australia, by whom he had two sons. On 7 February 1969 he married secondly, and without further issue, Elizabeth Fullerton, daughter of Samuel Clyde Fullerton of Miami, Oklahoma, USA. She had formerly been married to William Willard Crocker.

During the Second World War, Mandeville was posted to Ceylon, and in 1940 he was appointed an Officer of the Order of the British Empire. After the end of the War he gave up living in England, moving to Kenya in 1946. There, he farmed an estate of 10,000 acres. He succeeded to the Dukedom of Manchester on his father's death in 1947.

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