Maren Eggert (born 30 January 1974) is a German actress. She is best known for playing the role of Frieda Jung in the German TV series Tatort. Another notable appearance of her is the role of Dora in the 2001 film Das Experiment, opposite Moritz Bleibtreu. She starred in the film Marseille which was screened in the Un Certain Regard section at the 2004 Cannes Film Festival. Besides this she plays at the Thalia theatre in Hamburg.