| Honorific Prefix: | Lieutenant General |
| Andries Jacobus van Deventer | |
| Birth Date: | 21 October 1930 |
| Birth Place: | King William's Town |
| Nickname: | Andre |
| Allegiance: |  South Africa |
| Serviceyears: | 19551985 |
| Rank: | Lieutenant General |
| Unit: | 2 South African Infantry Battalion |
| Commands: | |
| Battles: | Operation Savannah |
| Spouse: | Aletta Maria "Ria" van Deventer née Moulder |
| Laterwork: |
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Andre van Deventer (born 21 October 1930)[1] was a South African Army officer who served as the Chief of Staff Finance from 1976 to 1979 and later Secretary of the State Security Council until 1985.
He joined the Permanent Force in 1955 and completed the Senior Command and Staff Duties Course in 1961. He served as a Member of the Directing Staff at the South African Army College. He commanded 2 South African Infantry Battalion from January 1965 until December 1967. He completed the British Army Staff Course at Camberley. Officer Commanding SWA Command. He later served as Officer Commanding Orange Free State Command and North Western Command.
In 1974 he was appointed General Officer Commanding of I South African Corps. During the Angolan Civil War (1975-1976) he served as Commander of .
He served as Chief of Staff Finance from 1 October 1976 to 6 August 1979. He later served as the Secretary of the State Security Council till 1985.[2]
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