| Udroaia River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Braşov County |
| Source | Postăvarul Massif |
| - elevation | 904 m (2,966 ft) |
| - coordinates | 45°34′41″N 25°30′23″E / 45.57806°N 25.50639°E |
| Mouth | Valea Boaru |
| - elevation | 754 m (2,474 ft) |
| - coordinates | 45°33′53″N 25°30′31″E / 45.56472°N 25.50861°ECoordinates: 45°33′53″N 25°30′31″E / 45.56472°N 25.50861°E |
The Udroaia River is a headwater of the Valea Boaru River in Romania.