Die Fledermaus is a 1946 German operetta film directed by Géza von Bolváry and starring Marte Harell, Johannes Heesters, and Will Dohm. It is based on Johann Strauss II's 1874 work of the same name.

The film was made by Terra Film, one of major German production companies of the Nazi era. It was shot using agfacolor at the Barrandov Studios in Prague and the Babelsberg Studios in Berlin. Although production began in 1944, the film was not finally released until 1946 when it was distributed by the communist-controlled DEFA company in the Soviet occupation zone.

The film's sets were designed by Robert Herlth.