San Piero Patti (Sicilian: San Pieru Patti) is a comune (municipality) in the Province of Messina in the Italian region Sicily, located about 140 kilometres (87mi) east of Palermo and about 50 kilometres (31mi) southwest of Messina. As of 31 December 2004, it had a population of 3,378 and an area of 41.6 square kilometres (16.1sqmi).