Major-General Roger Eustace Le Fleming C.B., O.B.E, M.C. (1895–1962) was an officer in the British Indian Army during World War I and World War II.
He was commissioned onto the Unattached List of Indian Army in August 1914 from the Royal Military College, Sandhurst. He served in France and Belgium with a British Army regiment March to September 1915. He then joined his Indian Army unit, the 102nd Grenadiers in November 1915. He served in Mesopotamia between November 1915 and June 1917 and then in Palestine from December 1917 to November 1918. During the war he was wounded and earned the Military Cross.
He served in Somaliland during the 1920 operations and was mentioned in despatches in the London Gazette 29 November 1920.
He was appointed an instructor at the Indian Military Academy from July 1932 to January 1936.
He served on the North West Frontier 1936-37.
He was promoted Lieutenant-Colonel and commanding officer of the 2nd battalion, 4th Bombay Grenadiers February 1938.
He was appointed temporary Brigadier 1 August 1941.
As part of Paiforce (formerly Iraqforce), Brigadier Le Fleming commanded the 24th Indian Infantry Brigade attached to the Indian 8th Infantry Division during the Anglo-Soviet invasion of Persia. After 11 September 1941, the 24th Indian Infantry Brigade was attached to the Indian 6th Infantry Division.
He was promoted Colonel as of 26 July 1943 with seniority from 14 February 1941.