Gazzola (, <small>or</small> ) is a comune (municipality) in the Province of Piacenza in the Italian region Emilia-Romagna, located about northwest of Bologna and about southwest of Piacenza. As of 31 December 2004, it had a population of 1,856 and an area of .
Gazzola borders the following municipalities: Agazzano, Gossolengo, Gragnano Trebbiense, Piozzano, Rivergaro, and Travo.