| Type: | commune |
| County: | Bacău |
| Population Total: | auto |
| Colonești | |
| Coordinates: | 46.5921°N 27.2839°W |
Colonești is a commune in Bacău County, Western Moldavia, Romania. It is composed of seven villages: Călini, Colonești, Poiana, Satu Nou, Spria, Valea Mare and Zăpodia.