Premier of the Soviet Union is the commonly use English term for the offices of Chairman of the Council of People's Commissars of the USSR (Председатель Совета Народных Комиссаров СССР; Predsedatel' Soveta Narodnykh Komissarov SSSR) (1923-1946) and Chairman of the Council of Ministers of the USSR (Председатель Совета Министров СССР; Predsedatel' Soveta Ministrov SSSR) (1946-1991), who was the head of government in the Soviet Union.