| Bulz River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Bihor County |
| Tributaries | |
| - left | Valea Rea, Boga, Plaiu |
| - right | Pârâul Rău |
| Villages | Boga |
| Source | |
| - location |
Bihor Mountains, Mount Cumpănățelu |
| - elevation | 1,244 m (4,081 ft) |
| - coordinates | 46°38′06″N 22°41′12″E / 46.63500°N 22.68667°E |
| Mouth | Crișul Pietros River |
| - elevation | 448 m (1,470 ft) |
| - coordinates | 46°35′21″N 22°37′56″E / 46.58917°N 22.63222°ECoordinates: 46°35′21″N 22°37′56″E / 46.58917°N 22.63222°E |
The Bulz River is a headwater of the Crișul Pietros River in Romania.