Castel di Lucio (Sicilian: Castiddruzzu) is a comune (municipality) in the Province of Messina in the Italian region Sicily, located about 90km southeast of Palermo and about 110km southwest of Messina. Castel di Lucio borders the following municipalities: Geraci Siculo, Mistretta, Nicosia, Pettineo, San Mauro Castelverde.
