A German Robinson Crusoe (German: Ein Robinson) is a 1940 German drama film directed by Arnold Fanck and starring Herbert A.E. Böhme, Marieluise Claudius, and Claus Clausen. Written by Arnold Fanck and Rolf Meyer, the film is a modern-day Robinson Crusoe story about a man so angry about the post-World War I conditions in Weimar Germany that he voluntarily goes to live on a desert island. The film was shot partly on location in South America.