Johanson is a Scandinavian patronymic surname meaning "son of Johan". Including its variant spellings, it is a common surname in Norway, Sweden, and Denmark.
Arvid Johanson (b. 1929), Norwegian politician
Donald Johanson (b. 1943), American paleoanthropologist
Sue Johanson (b. 1930), Canadian writer, public speaker, registered nurse, sex educator
Reg Johanson (b. 1968), Canadian composition and literature instructor, poet and essayist
Jai Johanny Johanson (b. 1944), American musician
Bryan Johanson (b. 1951), American musician and composer
Anton Johanson (1877–1952), Swedish footballer
Chris Johanson (b. 1968), American artist
John Peter Johanson, American Medal of Honor recipient
Herbert Johanson (1884–1964), Estonian architect
Jay-Jay Johanson (b. 1969), Swedish musician, singer, songwriter
Klara Johanson (1875–1948), Swedish writer