Siiri Angerkoski was born on August 21, 1902 in Oulu, Finland as Siiri Saimi Palmu. She was an actress, known for Aliisa (1970), Niin se on, poijaat! (1942) and Pekka ja Pätkä neekereinä (1960). She was married to Kaarlo Angerkoski. She died on March 28, 1971 in Helsinki, Finland.