Sten Bergman (20 October 1895 – 19 February 1975) was a Swedish zoologist, who visited Korea, Kamchatka, Papua New Guinea, and many other places.
Bergman was born in Ransäter, Sweden and was the son of professor Johan Bergman and Kerstin Henriksson. He passed his studentexamen in 1914 and obtained a Bachelor of Arts degree in 1917, Licentiate of Philosophy degree in 1925 and became an honorary doctor in in 1952.
He was acting assistance and acting director of the Swedish Museum of Natural History during different periods from 1923. Bergman was a popular science lecturer from 1923 and conducted tours in Central Europe in 1926, 1933 and 1955, in Italy in 1955 as well as in Japan in 1960 and 1962. He was explorer in the Kamchatka Peninsula from 1920 to 1923, in the Kuril Islands from 1929 to 1930, in Korea from 1935 to 1936 and in New Guinea from 1948 to 1949, 1952 to 1953 and from 1956 to 1959.
Bergman was an honorary member of the Royal Danish Geographical Society and corresponding member of the Geographische Gesellschaft i Vienna.
In 1920 Bergman observed the skin of a black Kamchatkan bear, and noted it was much larger than bears commonly found in the area, with shorter hair. He also described several large tracks that had been found and termed the bear Ursus arctos piscator, although it is usually known as Bergman's Bear. No sightings of the species have been reported since Bergman's description in 1936.