Prince Cuckoo (German: Prinz Kuckuck) is a 1919 German silent drama film directed by Paul Leni and starring Conrad Veidt, Olga Limburg, and Magnus Stifter.

It is now considered a lost film.

It was shot at the Babelsberg Studios in Berlin.

The film's sets were designed by the art directors Karl Machus and Otto Moldenhauer along with Leni.

This article related to a German film of the 1910s is a stub.