Lieutenant General Werndly Renaut Booysie van der Riet SSA SM MC (27 April 1914 – 28 February 1987)[1] was a South African Army officer who served as Chief of the Defence Staff.

[2]: 98 He was awarded the Military Cross during World War II.

[3] He commanded Witwatersrand Rifles Regiment[4] from 1945 to 1946 and 1 Special Service Battalion from Oct 1953 to Dec 1960.

Acting Chief of Staff SADF before Toby Moll.

This biographical article related to the South African military is a stub.