Sant'Alessio may refer to:

Places Sant'Alessio (Lucca), a parish of the Roman Catholic Archdiocese of Lucca Sant'Alessio in Aspromonte, a municipality in Reggio Calabria, Calabria, Italy Sant'Alessio Siculo, a municipality in Messina, Sicily, Italy Sant'Alessio con Vialone, a municipality in Pavia, Lombardy, Italy

Other uses Il Sant'Alessio, a 1631 opera by Stefano Landi Madonna di sant'Alessio, an icon of the Blessed Virgin in the Basilica of the Saints Bonifacio and Alexis, Rome, Italy Ritmo di Sant'Alessio, a late twelfth-century metrical vita of the legendary saint Alexius of Rome Santi Bonifacio ed Alessio, a church in Rome, Italy Sant'Alessio, a 1710 oratorium by Camilla de Rossi

See also Alessio (disambiguation) Saint-Alexis (disambiguation)