| David Alexander-Sinclair | |
| Birth Date: | 2 May 1927 |
| Allegiance: | United Kingdom |
| Branch: | British Army |
| Serviceyears: | 1946–1982 |
| Rank: | Major General |
| Servicenumber: | 364585 |
| Unit: | Rifle Brigade (The Prince Consort's Own) |
| Commands: | Staff College, Camberley 1st Division 6th Armoured Brigade |
| Awards: | Companion of the Order of the Bath |
Major General David Boyd Alexander-Sinclair, (2 May 1927 – 7 February 2014) was a British Army officer who commanded the 1st Division from 1975 to 1977.
Educated at Eton College,[1] Alexander-Sinclair was commissioned into the Rifle Brigade (The Prince Consort's Own) in 1946.[2] In 1967 he was given command of 3rd Bn Royal Green Jackets.[2] He was appointed commander of the 6th Armoured Brigade in 1971, General Officer Commanding 1st Division in 1975,[3] and chief of staff at UK Land Forces in 1978.[2] His last role was as Commandant of the Staff College, Camberley, in 1980 before he retired in 1982.[2] He died on 7 February 2014.[4]
In 1958 Alexander-Sinclair married Ann Ruth Daglish; they had two sons and one daughter.[1]
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