Saints of the day
Orthodox saints of December 18
The feasts and saints the Orthodox Church commemorates on December 18 — on the Old Calendar, civil December 31.
Commemorated on December 18
- Martyr Sebastian of Rome and companions
When it falls
- New Calendar: December 18 every year
- Old Calendar: civil December 31
Commemorations follow the Menaion of the Orthodox Church. New Calendar parishes keep them on the date shown; Old Calendar parishes keep them 13 days later on the civil calendar. Local churches add their own saints — your parish calendar comes first.