Živan Knežević (; 28 July 1906 – 1 December 1984) was a major in the Yugoslav Royal Guards who was a key conspirator in the Yugoslav coup d'état of 27 March 1941 that deposed the regency of Prince Paul, Dr. Radenko Stanković and Dr. Ivo Perović, as well as the government of Prime Minister Dragiša Cvetković.