| Castellino Tanaro | |
| Official Name: | Comune di Castellino Tanaro |
| Native Name: | Castlin Tane |
| Coordinates: | 44.4333°N 66°W |
| Region: | Piedmont |
| Province: | Cuneo (CN) |
| Mayor: | Carla Merletti |
| Area Total Km2: | 11.52 |
| Population Footnotes: | [1] |
| Population Total: | 293 |
| Population As Of: | 30 November 2017 |
| Population Demonym: | Castellinesi |
| Elevation M: | 613 |
| Postal Code: | 12060 |
| Area Code: | 0174 |
Castellino Tanaro (pms|Castlin Tane) is a comune (municipality) in the Province of Cuneo in the Italian region Piedmont, located about 70km (40miles) southeast of Turin and about 35km (22miles) east of Cuneo.
Castellino Tanaro borders the following municipalities: Ceva, Igliano, Lesegno, Marsaglia, Niella Tanaro, Roascio, and Rocca Cigliè.
Castellino Tanaro is twinned with:
Falicon, France (2004)