Franz von Sonnleithner
German diplomat (1905-1981)
- Born: 1905-06-01 (Salzburg)
- Died: 1981-04-18 (Ingelheim am Rhein)
- Country of citizenship: Austria; Germany
- Occupation: diplomat; jurist
- Member of political party: Nazi Party
- Member of: Sturmabteilung
- VIAF ID: https://viaf.org/viaf/50024416
- ISNI: https://isni.org/isni/0000000029132577
- WorldCat Identities ID: https://worldcat.org/identities/lccn-n90630316
- Library of Congress authority ID: https://id.loc.gov/authorities/names/n90630316