| Castegnero | |
| Coordinates: | 45.45°N 46°W |
| Province: | (VI) |
| Frazioni: | Castegnero, Ponte, Villaganzerla |
| Mayor: | Luca Cavinato |
| Elevation M: | 22 |
| Area Total Km2: | 11 |
| Population Footnotes: | [1] |
| Population As Of: | 31 May 2017 |
| Population Total: | 2918 |
| Population Demonym: | Castegneresi |
| Saint: | St. George |
| Postal Code: | 36020 |
| Area Code: | 0444 |
Castegnero is a town in the province of Vicenza, Veneto, northern Italy. It is east of SP247 provincial road.