San Gregorio (Spanish and Italian for Saint Gregory) may refer to:
People Santos Gregorio - (Saint Gregory of Nazianzus) (c.330-c.390) San Gregorio Magno, Saint Gregory the Great - Pope Gregory I (c.540-604) San Gregorio Magno al Celio a church in Rome dedicated to Gregory
Places Italy San Gregorio, Assisi, Umbria San Gregorio, L'Aquila, Abruzzo San Gregorio da Sassola, Lazio San Gregorio di Catania, Sicily San Gregorio d'Ippona, Calabria San Gregorio Matese, Campania San Gregorio nelle Alpi, Veneto
United States San Gregorio, California, in San Mateo County San Gregorio Fault, an offshore component of the San Andreas system of faults San Gregorio nude beach San Gregorio State Beach San Gregorio Creek San Gregorio Reservoir, Rio Arriba County, New Mexico
Elsewhere San Gregorio, Argentina, General López Department, Santa Fe Arenales de San Gregorio, Ciudad Real, Spain San Gregorio, Entre Ríos, Argentina San Gregorio, Santa Fe, Argentina San Gregorio, Chile, Magallanes, Chile San Gregorio Atzompa, Puebla, Mexico San Gregorio Cautzingo, Mexico San Gregorio de Nigua, Dominican Republic San Gregorio de Polanco, Tacuarembó Department, Uruguay San Gregorio, Uruguay, Rocha Department, Uruguay
Other A.S.D. Club Calcio San Gregorio, Italian football club