| Villa San Giovanni in Tuscia | |
| Official Name: | Comune di Villa San Giovanni in Tuscia |
| Coordinates: | 42.2667°N 15°W |
| Region: | Lazio |
| Province: | Viterbo (VT) |
| Mayor: | Fabio Latini |
| Area Total Km2: | 5.3 |
| Population Footnotes: | [1] |
| Population Total: | 1305 |
| Population As Of: | 31 December 2012 |
| Population Demonym: | Sangiovannesi |
| Elevation M: | 329 |
| Saint: | St. John the Baptist |
| Day: | First Sunday in August |
| Postal Code: | 01010 |
| Area Code: | 0761 |
Villa San Giovanni in Tuscia is a Italian: [[comune]] (municipality) in the Province of Viterbo in the Italian region of Latium, located about 60km (40miles) northwest of Rome and about 15km (09miles) southwest of Viterbo.
Villa San Giovanni in Tuscia borders the following municipalities: Barbarano Romano, Blera, Vetralla.