San Pietro Viminario is a comune (municipality) in the Province of Padua in the Italian region Veneto, located about southwest of Venice and about south of Padua. As of 31 December 2004, it had a population of 2,680 and an area of .
San Pietro Viminario borders the following municipalities: Cartura, Conselve, Monselice, Pernumia, Tribano.