| Santomenna | |
| Official Name: | Comune di Santomenna |
| Coordinates: | 40.8°N 34°W |
| Province: | (SA) |
| Mayor: | Gerardo Venutolo |
| Area Total Km2: | 8.92 |
| Population Footnotes: | [1] |
| Population Total: | 461 |
| Population As Of: | 31 May 2013 |
| Population Demonym: | Sammennesi |
| Elevation M: | 540 |
| Saint: | St. Menna |
| Postal Code: | 84020 |
| Area Code: | 0828 |
Santomenna is a town and comune in the province of Salerno in the Campania region of south-western Italy.