Henry Thomas Arbuthnot was born 16 October 1834 in Paddington, Middlesex, England, United Kingdom to George Arbuthnot (1802-1865) and Augusta Amelia Adolphina Papendick (1804-1853) and died 3 May 1919 of unspecified causes. He married Anna Jane Mowbray (1838) 17 September 1862 .
Henry Thomas Arbuthnot, CB. Born Paddington, Middx 16 October 1834. Died 3 May 1919. Major General, Royal Artillery. Married, 17 September 1862, Anna Jane Mowbray (born Balham, London 1838), daughter of Benjamin Holme Mowbray of Surbiton. They were living in Sutton Coldfield, Warwickshire 1901.
Born in Paddington, Middlesex, Arbuthnot entered the army in 1853 and served as an artillery officer in the Crimean War. He was present at the battles of Alma and Inkerman. Later serving during the Indian Mutiny, he was present at the siege and capture of Lucknow in 1857. 
Arbuthnot later held a series of senior adminstrative posts during the 1870s and 1880s, including superintendent of the Small Arms Factory at Enfield,  and a member of the Committee on Small Arms. He was responsible for the development of the Arbuthnot Loader.  He was later made a Companion of the Order of the Bath (CB).
- ^ Burke, Edmund. The Annual Register. London: Rivingtons, 1920. (pg. 194)
- ^ "England's New Military Rifle". New York Times. 28 Jun 1886
- ^ http://p223.ezboard.com/fbritishmilitariaforumsfrm1.showNextMessage?topicID=2042.topic