Dag Wirén was born on October 18, 1905 in Striberg, Nora, Örebro län, Sweden. He is known for his work on Miss Julie (1951), A Lesson in Love (1954) and Man glömmer ingenting (1942). He was married to Noel Franks. He died on April 19, 1986 in Danderyd, Stockholms län, Sweden.