Greta Blom was born on July 18, 1899 in Gothenburg, Västra Götalands län, Sweden as Karin Margareta Holmberg. She was an actress, known for Konsten att älska (1947) and Var sin väg (1948). She was married to Gillis Blom. She died on March 29, 1979 in Täby, Stockholms län, Sweden.