| San Gregorio nelle Alpi | |
| Official Name: | Comune di San Gregorio nelle Alpi |
| Coordinates: | 46.1°N 14°W |
| Region: | Veneto |
| Province: | Belluno (BL) |
| Frazioni: | Velos, Muiach, Roncoi, Donce, Paderno, Alconis, Tassin, Gasnil, Cargnach, Paluch, Cort, Saltoi, Barp, Caval, Paluch, Fumach, Carazzai, Maserolle |
| Mayor: | Ermes Vieceli |
| Area Total Km2: | 18.9 |
| Population Total: | 1578 |
| Population As Of: | 2006[1] |
| Population Demonym: | Sangregoriesi |
| Elevation M: | 526 |
| Postal Code: | 32030 |
| Area Code: | 0437 |
San Gregorio nelle Alpi (Veneto: San Regorio) is a comune (municipality) in the province of Belluno, in the Italian region of Veneto, located about 80km (50miles) northwest of Venice and about 15km (09miles) west of Belluno. San Gregorio nelle Alpi borders the following municipalities: Cesiomaggiore, Santa Giustina, Sospirolo.