| Type: | commune |
| County: | Dâmbovița |
| Cobia | |
| Leader Name: | Marin Manda |
| Leader Party: | PSD |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 44.8°N 44°W |
| Elevation: | 229 |
| Area Total: | 62.76 |
| Population Total: | auto |
| Postal Code: | 137104 |
| Area Code: | +(40) 245 |
Cobia is a commune in Dâmbovița County, Muntenia, Romania. It is composed of ten villages: Blidari, Călugăreni, Căpșuna, Cobiuța, Crăciunești, Frasin-Deal, Frasin-Vale, Gherghițești (the commune center), Mănăstirea, and Mislea.
The commune is situated in the Wallachian Plain, on the banks of the river Cobia. It is located in the central-west part of the county, north of the town of Găești and southwest of the county seat, Târgoviște.