Sven Tuuva the Hero (Finnish: Sven Tuuva, Swedish: Sven Dufva) is a 1958 Finnish war film written and directed by Edvin Laine. It was entered into the 9th Berlin International Film Festival. The film is loosely based on the poem "Sven Dufva" which is part of The Tales of Ensign Stål, written by Johan Ludvig Runeberg, the national poet of Finland.