Sister is a 2012 Swiss crime drama film directed by Ursula Meier. The film competed in competition at the 62nd Berlin International Film Festival, where it won the Special Award, the Silver Bear. The film was selected as the Swiss entry for the Best Foreign Language Oscar at the 85th Academy Awards, making the January shortlist.

The 62nd annual Berlin International Film Festival was held from 9 to 19 February 2012. British film director Mike Leigh was the president of the jury. The first five films to be screened in the competition were announced on 19 December 2011. American actress Meryl Streep was presented with the Honorary Golden Bear on 14 February. Benoît Jacquot's film Farewell, My Queen was announced as the opening film.