Θεοδώρου και Συμεώνος των Θεσσαλονικέων, κτιτόρων της ιεράς μονής του «Μεγάλου Σπηλαίου», εν Καλαβρύτοις
Feast day
The memory of Sts Syméon et Théodore de Thessalonique is celebrated every year on October 18. Last feast was on a Friday. Next feast will be a Saturday on 11 months 4 weeks.
Take a look at the ephemeris of the day to see other saints and given names celebrated on the same day.