Major-General Frederick George Beaumont-Nesbitt (26 March 1893 – 14 December 1971) was an officer of the British Army from 1912 until 1945. He served as a captain in the First World War, and was Director of Military Intelligence from the start of the Second World War until December 1940. Military career Beaumont-Nesbitt was the son of Edward Beaumont-Nesbitt, , and Helen Thomas. He was educated at Eton College and the Royal Military College, Sandhurst, and was commissioned into the Grenadier Guards in 1912. He was promoted from second lieutenant to lieutenant on 5 August 1914, and to captain in 1915, then serving as adjutant at the Divisional Base Depot. From 3 November 1915 until 16 August 1916 he served as aide-de-camp to General Richard Haking, the Commander of the 11th Army Corps, finally returning to his regiment on 16 September 1916. On 8 May 1917 he was seconded to the staff as a General Staff Officer, Grade 3, serving with the 4th Army. On 24 March 1918 he was appointed brigade major of the 3rd Guards Brigade. From February 1919 he served as the adjutant of a Dispersal Unit (overseeing the demobilization of conscripts), until on 29 May 1919 he was appointed a Staff Captain in the 2nd Guards Brigade. In December 1919 Beaumont-Nesbitt was awarded the Military Cross. He spent a year as an instructor in English at a French military school, before returning to his regiment in August 1921 to serve as adjutant until August 1922. In November 1922 Beaumont-Nesbitt was attached to the War Office as a General Staff Officer, 3rd Grade, and was promoted to the rank of major on 2 February 1924. On 6 June 1924 he left the staff only to return on 1 September 1926, as a General Staff Officer, 2nd Grade, and served there until 1 September 1930. He was promoted to the rank of lieutenant colonel on 22 May 1932, and commanded the 2nd Battalion, Grenadier Guards, until 1935. On 1 February 1936 he was appointed military attaché in Paris (as a General Staff Officer, 1st Grade, or GSO1, on half-pay) with the brevet rank of colonel. He was promoted to colonel on 22 May 1936, with seniority backdated to 1 February. He was later made a Commander of the Royal Victorian Order. He then attended the Imperial Defence College, where Richard O'Connor was a fellow student. On 29 August 1938