Ludwig Forum is a contemporary art museum in Aachen, North Rhine-Westphalia in Germany. It is located in a Bauhaus-style building, which was created in 1928 as an umbrella factory. The museum has a permanent collection that include works by Nam June Paik, Joseph Beuys, and Roy Lichtenstein, as well as temporary exhibits.
There are other museums with the same name in Bamberg, Basel, Budapest, Koblenz, Cologne, Oberhausen, Saarlouis, Beijing, St. Petersburg, Vienna, and Havana. These museums are run in cooperation with the Peter and Irene Ludwig Foundation.