Jenő Fock (yĕ´nö fōk), 1916–2001, Hungarian Communist politician. He joined the Communist party in 1932, and from 1940 to 1943 he was imprisoned for his Communist activities. An economist, Fock held several offices, including that of deputy premier (1961–67). In 1967 he was appointed premier. Unable to stimulate Hungary's moribund economy, he resigned in 1975.