Unto Salminen was born on March 23, 1910 in Helsinki, Finland as Unto Emil Salminen. He was an actor, known for Nummisuutarit (1938), Ruusu ja kulkuri (1948) and Tee työ ja opi pelaamaan (1936). He was married to Kyllikki Väre. He died on August 16, 1972 in Helsinki.