| Fontanarosa | |
| Official Name: | Comune di Fontanarosa |
| Coordinates: | 41.0192°N 15.0214°W |
| Province: | (AV) |
| Mayor: | Giuseppe Pescatore |
| Area Total Km2: | 16.7 |
| Population Footnotes: | [1] |
| Population Total: | 3122 |
| Population As Of: | 31 August 2017 |
| Population Demonym: | Fontanarosani |
| Elevation M: | 480 |
| Saint: | Saint Nicholas, Maria SS. della Misericordia (Most Holy Mary of Mercy) |
| Day: | 6 December (Saint Nicholas), 15 August (Maria SS. della Misericordia) |
| Postal Code: | 83040 |
| Area Code: | 0825 |
Fontanarosa is a town and comune in the province of Avellino, Campania, southern Italy.