Jan Johansen (born 3 December 1944) is a retired Norwegian canoeist. He competed in the four-man 1000 m sprint at the 1968 and 1972 Olympics and won a gold and a bronze medal, respectively. Between 1966 and 1971, Søby collected two gold and three silver medals in two-man and four-man 10,000 m events at the world and European championships.