Mosley Mayne

General Sir Ashton Gerard Oswald Mosley Mayne, (24 April 1889 – 17 December 1955) was a senior British Indian Army officer active in both the First World War and Second World War, where he commanded Eastern Command, India.

Early career Born on 24 April 1889 and educated at Wellington College and the Royal Military College, Sandhurst, Mayne was commissioned as a second lieutenant on to the Unattached List, Indian Army on 9 September 1908. He arrived in India on 9 December 1908. After spending a year first attached to the British Army's East Lancashire Regiment then the 6th (Inniskilling) Dragoons he was accepted for the Indian Army on 9 December 1909 and appointed to the 13th Duke of Connaught's Own Lancers (Watson's Horse).

He was promoted to lieutenant on 9 December 1910. The regiment was stationed at Risalpur in 1914 for service, if needed, on the North West Frontier. On the outbreak of the First World War in 1914 the officer who held the appointment of adjutant was posted away and Mayne was temporarily appointed to the role. On 8 May 1915 the appointment was made permanent. He saw action against the Mohmands and the Swatis on the North West Frontier between August and October 1915, was promoted to temporary captain on 1 September 1915 and having his first taste of staff work being appointed temporary Staff Captain in India from 23 to 30 September 1915. The regiment was sent to Mesopotamia in July 1916, Mayne arriving on 25 August. He was to serve in Mesopotamia until the end of the war against Turkey on 31 October 1918 and was wounded.

He was promoted to substantive captain during this period, his seniority later being antedated to 1 September 1915. He was made a Companion of the Distinguished Service Order for service in Mesopotamia in the London Gazette, 25 August 1917. He was additionally mentioned in despatches in the London Gazettes of 15 August 1917, 18 February 1919 and 5 June 1919.

He was first appointed to the staff as a General Staff Officer III (GSO3) on 27 March 1918

He was promoted to local brigadier whilst officiating as director of military operations and intelligence 18 March 1936 to 3 June 1936 and temporary brigadier whilst appointed as director of military operations and intelligence, India, from 3 June 1936 to 17 September 1938,

Personal Mayne was married in 1916 to Phyllis Tweddell who died in 1949. His only son pre-deceased him, killed in action in 1943 in the Italian campaign. He was friends with Indian army officers like Joyanto Nath Chaudhuri and actively promoted them to higher positions. He died on 17 December 1955.