Laura Eveliina Birn (born 25 April 1981 in Helsinki) is a Finnish actress. She has tackled roles in historical dramas, lighthearted comedies, and thought-provoking art-house films with equal finesse. Her performance in the 2012 film Purge earned her a Jussi Award for Best Actress and a nomination for a Satellite Award for Best Actress. In 2021 she began playing the role of robot Eto Demerzel in the series Foundation.