This year orthodox believers will celebrate Easter on April 20 FACTBOX. On April 20, Orthodox believers will celebrate Easter, the principal feast of the Christian Church. In 2025, the holiday falls on the same date for both Orthodox Christians and Catholics. Holiday's name Easter, also called Paskha or Resurrection Sunday, is the principal feast of the Christian Church that commemorates the resurrection of Jesus, symbolizing the triumph of life over death. The story is told in all four Gospels