Gustav Edvin Adolphson was a Swedish film actor and director who appeared in over 500 roles. He made his debut in 1912. He appeared with Ingrid Bergman in Only One Night, and is noted for his roles in the film Änglar, finns dom?, the television version of August Strindberg's Hemsöborna, and as Markurell in Markurells i Wadköping. He also directed the first Swedish sound film, Säg det i toner in 1929.
He was actress Harriet Bosse's third husband and is father of actress Kristina Adolphson and songwriter/composer Olle Adolphson. Adolphson was born in Furingstad, Sweden, and died in Solna, a suburb of Stockholm, Sweden.