Frederick O. MacCallum
British hepatologist
- Born: 1909-01-01
- Country of citizenship: United Kingdom
- Occupation: hepatologist
- VIAF ID: https://viaf.org/viaf/62921187
- ISNI: https://isni.org/isni/0000000116573055
- WorldCat Identities ID: https://worldcat.org/identities/lccn-n83124963