Viola is a comune (municipality) in the Province of Cuneo in the Italian region Piedmont, located about south of Turin and about southeast of Cuneo. As of 31 December 2004, it had a population of 470 and an area of .
Viola borders the following municipalities: Bagnasco, Garessio, Lisio, Monasterolo Casotto, Pamparato, and Priola.