Serramazzoni (Serramazzonese: ) is a comune (municipality) in the Province of Modena in the Italian region Emilia-Romagna, located about west of Bologna and about southwest of Modena.
Serramazzoni borders the following municipalities: Fiorano Modenese, Maranello, Marano sul Panaro, Pavullo nel Frignano, Polinago, Prignano sulla Secchia, Sassuolo.
The first historical mention of Serramazzoni dates to 1327, when it was called Serra de Legorzano.
Serramazzoni is divided into the districts: Casa Bartolacelli-Stella, Faeto, Ligorzano, Monfestino, Montagnana, Pazzano, Pompeano, Rocca Santa Maria, Riccò, San Dalmazio, Selva, Valle, Varana.