Saint Riginos is the patron saint of the island of Skopelos, Greece. His feast day, February 25, is a local holiday on the island. Christian tradition states that he was a bishop who was tortured to death in 362 AD.
His remains are kept in a local church.
In Skopelos there is a monastery bearing his name, Monastery of Saint Riginos.
References
Reginos Wikipedia(Text) CC BY-SA