| Buhai | |
|---|---|
| Location | |
| Country | Romania |
| Counties | Botoșani County |
| Villages | Pădureni, Dorohoi |
| Physical characteristics | |
| Mouth | Jijia |
• location | Dorohoi |
• coordinates | 47°58′17″N 26°23′12″E / 47.9715°N 26.3868°E |
| Length | 18 km (11 mi) |
Basin size | 134 km2 (52 sq mi) |
| Discharge | |
| • location | * |
| • minimum | 0.003 m3/s (0.11 cu ft/s) |
| • maximum | 130 m3/s (4,600 cu ft/s) |
| Basin features | |
| Progression | Jijia→ Prut→ Danube→ Black Sea |
| Tributaries | |
| • right | Bahna, Pârâul Întors |

The Buhai is a right tributary of the river Jijia in Romania. It discharges into the Jijia near the city Dorohoi. Its length is 18 km (11 mi) and its basin size is 134 km2 (52 sq mi).