San Marcello

San Marcello may refer to:


 * San Marcello Pistoiese, a frazione of the comune of San Marcello Piteglio in the Italian province of Pistoia
 * San Marcello (Ancona), a comune in the Italian province of Ancona
 * Poggio San Marcello, a comune, also in the province of Ancona
 * San Marcello al Corso, a church in Rome
 * 7481 San Marcello, an asteroid