Calendar Debate
Do Orthodox Christians Use the Julian or Gregorian Calendar?

Discover why Orthodox Christians predominantly follow the Julian calendar and how it affects their liturgical holidays compared to Western Christianity.

Orthodox Calendar Comparison
Do All Orthodox Christians Follow the Julian Calendar?

Learn why some Orthodox churches use the Julian calendar while others adopt the Revised Julian or Gregorian calendars for liturgical events.

Julian Orthodox Calendar
Which Orthodox Churches Use the Julian Calendar Today?

Discover which Orthodox churches continue to follow the Julian calendar for celebrations like Christmas and Easter.