Brigadier-General Renier (Cojack) Coetzee SM PS MMM was a General Officer in the South African Army from the recces.

Gen. Coetzee served in 32 Battalion and then in the South African Special Forces, for a long time as the Chief of Staff of the South African Special Forces Brigade.

[1][2]: 194  He was promoted to Brigadier General in 2014 and was appointed as Director Doctrine and Policy.

Col. Coetzee was embroiled in a controversy about the use of body armour (bullet proof vests) by SANDF soldiers in the Central African Republic during the Battle of Bangui.

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