| Ann Petrén | |
| Birth Name: | Ann Louise Maria Petrén |
| Birth Date: | 25 May 1954 |
| Birth Place: | Västerås, Sweden |
| Nationality: | Swedish |
| Occupation: | Actress |
Ann Louise Maria Petrén (born 25 May 1954) is a Swedish actress, and daughter to Folke Petrén and Maud Jacobsson. She was educated at Malmö Theatre Academy and works at Stockholm City Theatre.
In 2003, Petrén received a Guldbagge Award for her role as Anita in the film Om jag vänder mig om, and also the Jarl Kulle-scholarship and the award of Swedish Section of International Association of Theatre Critics.
In 2011, Petrén received a "Guldbagge" for her role in the film Happy End, and she also received Dagens Nyheters kulturpris.