Coșna (river)
| Coșna Bancu, Coșnița  | |
|---|---|
| Location | |
| Country | Romania | 
| Counties | Suceava County | 
| Physical characteristics | |
| Mouth | Bancu | 
 • coordinates  | 47°25′05″N 25°10′59″E / 47.4181°N 25.1830°E | 
| Length | 14 km (8.7 mi) | 
| Basin size | 59 km2 (23 sq mi) | 
| Basin features | |
| Progression | Bancu→ Teșna→ Dorna→ Bistrița→ Siret→ Danube→ Black Sea | 
The Coșna (in its upper course also Coșnița) is a right tributary of the river Bancu in Romania. It flows into the Bancu near Valea Bancului. Its length is 14 km (8.7 mi) and its basin size is 59 km2 (23 sq mi).