Fritz Grau
German judge and jurist
- Born: 1890-01-28 (Kassel)
- Died: 1975-04-26
- Country of citizenship: Germany
- Occupation: judge; jurist
- Member of political party: Nazi Party
- Member of: Schutzstaffel; Sturmabteilung
- Participant in: Judges' Trial (date: 1947-06-25; role: affiant)
- Significant person: Curt Rothenberger (role: colleague); Josef Altstötter (role: colleague); Otto Georg Thierack (role: colleague)
- Employer: Reich Ministry of Justice (position held: Ministerialdirigent)
- Place of detention: War Crimes Enclosure, Dachau (date: 1947-06-25)
- VIAF ID: https://viaf.org/viaf/163329691
- ISNI: https://isni.org/isni/000000011713330X
- WorldCat Identities ID: https://worldcat.org/identities/viaf-163329691