Große Freiheit Nr. 7 (English: Great Freedom No. 7) is a 1944 German musical drama film directed by Helmut Käutner. It was named after Große Freiheit (grand freedom), a street next to Hamburg's Reeperbahn road in the St. Pauli red light district. The film is also known as Port of Freedom in the United Kingdom. It was shot at the Tempelhof and Babelsberg Studios in Berlin, and on location in Hamburg and Prague.