Rudolf Laun
German judge and university teacher (1882-1975)
- Born: 1882-01-01 (Prague)
- Died: 1975-01-20 (Ahrensburg)
- Country of citizenship: Germany
- Occupation: judge; university teacher
- Member of political party: Social Democratic Party of Germany
- Member of: Austrian Academy of Sciences; Institut de Droit International (since: 1948-01-01)
- Employer: University of Hamburg; University of Vienna
- VIAF ID: https://viaf.org/viaf/108852058
- ISNI: https://isni.org/isni/000000010932128X
- WorldCat Identities ID: https://worldcat.org/identities/lccn-n87806963
- Library of Congress authority ID: https://id.loc.gov/authorities/names/n87806963