| Vlăsia River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Dâmbovița, Ilfov |
| Mouth | Cociovaliștea |
| - location | Grădiștea |
| - coordinates | 44°40′26″N 26°16′05″E / 44.674°N 26.268°ECoordinates: 44°40′26″N 26°16′05″E / 44.674°N 26.268°E |
| Progression | Cociovaliștea→ Ialomița→ Danube→ Black Sea |
The Vlăsia River is a left tributary of the river Cociovaliștea in Romania. It discharges into the Cociovaliștea near Grădiștea.