| Casola Valsenio | |
| Official Name: | Comune di Casola Valsenio |
| Coordinates: | 44.2167°N 48°W |
| Region: | Emilia-Romagna |
| Province: | Ravenna (RA) |
| Frazioni: | Baffadi, Mercatale, Prugno, Sant'Apollinare, Valsenio, Zattaglia |
| Mayor: | Nicola Iseppi |
| Area Total Km2: | 84.42 |
| Population Total: | 2601 |
| Population As Of: | 30 November 2017 |
| Population Demonym: | Casolani |
| Elevation M: | 195 |
| Saint: | St. Lucy of Syracuse |
| Day: | 13 December |
| Postal Code: | 48010 |
| Area Code: | 0546 |
Casola Valsenio (Chêsla) is a comune (municipality) in the Province of Ravenna in the Italian region Emilia-Romagna, located about 60km (40miles) southeast of Bologna and about 60km (40miles) southwest of Ravenna.
The village was founded in 1216 after the Casola castle's destruction by the Faenza troops. Later it was a possession of the Pagani, Visconti, Manfredi, Riario families and of Cesare Borgia.