Old Calendar Orthodox Christmas. The orthodox churches which have adopted the new calendar observe christmas with the other churches of christendom on december 25; It’s typically celebrated on january 7th—according to the.

The ancient faith 2025 icon calendar, available in gregorian and julian formats, features saints and feast days traditionally celebrated in orthodox countries around the world, as well as. Russian, serbian and georgian orthodox are among those following the ancient julian calendar, which runs 13 days later than the revised gregorian.