Saint Sixtus (or San Sisto in Italian) may refer to the following:
People Pope Sixtus I (d. 128) Pope Sixtus II (d. 258), martyr Pope Sixtus III (d. 440) Sixtus of Reims (d.c. 300), first bishop of Reims
Places Italy San Sisto, Piacenza, church in Piacenza San Sisto, Pisa, church in Pisa San Sisto Vecchio, church in Rome San Sisto, Viterbo, church in Lazio San Sisto (Genoa), church in Genoa San Sisto al Pino, village in the province of Pisa
Belgium St. Sixtus' Abbey, Westvleteren, West Flanders
Australia San Sisto College, Brisbane
See also Sixtus (disambiguation) Saint-Sixte (disambiguation)