thumb|The [[Eastern Orthodox Church|Eastern Orthodox cross]]

Sep. 19 - Eastern Orthodox liturgical calendar - Sep. 21

All fixed commemorations below celebrated on October 3 by Eastern Orthodox Churches on the Old Calendar.

For September 20th, Orthodox Churches on the Old Calendar commemorate the Saints listed on September 7.

Saints

  • Great-martyr Eustathius Placidas, his wife Martyr Theopistes, and their sons Martyrs Agapius and Theopistus, of Rome (118)
  • Martyrs Artemidorus and Thallos, by the sword.
  • Martyr John the Confessor, of Egypt, beheaded in Palestine, and with him 40 martyrs (295 or 310)
  • Saints Theodore and Euprepius, and two men named Anastasius (7th century), confessors and disciples of Saint Maximos the Confessor.
  • Hieromartyrs Hypatius, Bishop of Ephesus and Andrew the Presbyter, Confessors of the Holy Icons, under Leo III the Isaurian (8th century) <small>(see also: September 21)</small>
  • Venerable John the Godbearer, of Crete, monk (1031)
  • Venerable Meletius of Cyprus, Bishop. <small>(see also: September 21)</small>

Pre-Schism Western saints

  • Saint Candida, a virgin-martyr in Carthage in North Africa under Maximian Herculeus (c. 300)
  • Holy Martyrs Blessed Prince Michael of Chernigov, and his counsellor Theodore of Chernigov, Wonderworkers (1245)
  • Saint Oleg Romanovich, Prince of Bryansk (1285)
  • Right-believing Prince John of Putyvl, Ukraine (14th century)

New martyrs and confessors

  • New Hieromartyr Anatole (Kamensky), Archbishop of Irkutsk (1925)
  • New Hieromartyrs Theoctistus Smelnitsky and Alexander Tetiuyev, Priests (1937)

Other commemorations

  • Synaxis of the icon of Panagia Voulkaniotissa, in Messinia (1755)
  • Synaxis of the Saints of Bryansk.