| San Vitaliano | |
| Coordinates: | 40.9333°N 43°W |
| Region: | Campania |
| Metropolitan City: | Naples (NA) |
| Mayor: | Pasquale Raimo |
| Area Total Km2: | 5.5 |
| Population Footnotes: | [1] |
| Population Total: | 6398 |
| Population As Of: | 28 February 2017 |
| Population Demonym: | Sanvitalianesi |
| Elevation M: | 30 |
| Postal Code: | 80030 |
| Area Code: | 0810 |
San Vitaliano (pronounced as /it/) is a comune (municipality) in the Metropolitan City of Naples in the Italian region Campania, located about 25 km northeast of Naples.
San Vitaliano borders the following municipalities: Marigliano, Nola, Saviano, Scisciano.