| Giano Vetusto | |
| Official Name: | Giano Vetusto |
| Coordinates: | 41.2°N 26°W |
| Region: | Campania |
| Province: | Caserta (CE) |
| Frazioni: | Curti, Pozzillo |
| Mayor: | Antonio Zona |
| Area Total Km2: | 11.5 |
| Population Footnotes: | [1] |
| Population Total: | 638 |
| Population As Of: | 31 August 2017 |
| Population Demonym: | Gianesi |
| Elevation M: | 225 |
| Saint: | St. Anthony |
| Day: | June 13. Festival during 3rd weekend in August |
| Postal Code: | 81042 |
| Area Code: | 0823 |
Giano Vetusto is a comune (municipality) in the Province of Caserta in the Italian region Campania, located about 40km (30miles) north of Naples and about 20km (10miles) northwest of Caserta.
Giano's Fractions are: Pozzillo, Fontana, Fontanella, Villa and Curti. Rocciano also used to be a fraction of Giano Vetusto, but it's no longer inhabited. The names is probably connected to the presence of ancient temple of Ianus in the area.