Cinzio / Cynthius

Cinzio is the Italian form of the Roman cognomen Cynthius, which meant 'from Cynthus'. Mount Cynthus is a mountain on the island of Delos, a sacred place in Greek mythology. It is famously known as the birthplace of the twin gods Apollo and Artemis, who were sometimes referred to as Cynthius and Cynthia respectively.

The name's usage in Italy is primarily as a given name, carrying the classical association with the mythological birthplace. While not as common as some other classical names, it has maintained a presence, particularly in regions with strong ties to Roman and Greek heritage.