Reiulf Hjalmar Steen (16 August 1933 – 5 June 2014) was a Norwegian politician, diplomat and journalist. He was a member for the Labour Party. He served as Minister of Transportation from 1971 to 1972 and as Mister of Commerce from 1979 to 1981. He was also a MP for Oslo and Akershus from 1977 to 1993. He later became the ambassador to Chile from 1992 to 1996.