Heinz Jost (9 July 1904 – 12 November 1964) was a German SS functionary during the Nazi era. He was involved in espionage matters as the Sicherheitsdienst (Security Service) or (SD) section chief of office VI (foreign intelligence) of the Reich Security Main Office. Jost was responsible for genocide in eastern Europe as commander of Einsatzgruppe A from March–September 1942. After Germany's defeat, Jost was tried and convicted in West Germany, and died in 1964.