Aug. 22 - Eastern Orthodox Church calendar - Aug. 24
All fixed commemorations below are observed on September 5 by Orthodox Churches on the Old Calendar.
For August 23, Orthodox Churches on the Old Calendar commemorate the Saints listed on August 10.
Apodosis of the Dormition.
Hieromartyr Pothinus, Bishop of Lyons (ca. 177)
Hieromartyr Irenaeus, Bishop of Lyons (202)
Hieromartyr Irenaeus, Bishop of Sirmium in Hungary (304) (see also: March 26)
Martyrs Severus, Memnon the Centurion, and 38 others, of Thrace (ca. 305) (see also: August 20)
Martyr Lupus of Novae (306), slave of St. Demetrius of Thessaloniki.
Saints Eutychius (540) and Florentius (547) of Nursia.
Saint Callinicus, Patriarch of Constantinople (705)
Saint Anthony, Bishop of Sardis (10th century)
Saint Nicholas the Sicilian, ascetic of Mt. Neotaka in Euboea.
Martyrs Quiriacus, Maximus Archelaus and Companions (c. 235)
Martyrs Minervius, Eleazar and Companions, in Lyons in France - eight children are included in their number (3rd century)
Saint Tydfil, venerated in Merthyr Tydfil in Wales, where she was slain by the heathen (c. 480)
Saint Victor of Vita (Victor Vitensis), born in Carthage in North Africa, he was either Bishop there or in Utica (c. 535)
Saint Éogan of Ardstraw (c. 618)
Saints Flavian (Flavinian, Flavius) of Autun, the twenty-first Bishop of Autun in France (7th century)
Saints Altigianus and Hilarinus, two monks killed by the Saracens at Saint-Seine in France (731)
Martyrs Æbbe the Younger, Abbess of Coldingham Priory, Northumbria, and her companions (870)
Saint Haralambos of Panagia Kalyviani convent (in the Heraklio Prefecture), the newly-revealed (1788)
New martyrs and confessors
New Hieromartyrs Ephraim (Kuznetsov), Bishop of Selenginsk, and John Vostorgov, Archpriest, of Moscow, and Martyr Nicholas Varzhansky (1918)
New Hieromartyrs Paul Gaidai and John Karabanov, Priests (1937)
Synaxis of Panagia Proussiotissa (Mother of God of Proussa) in Evrytania, Greece (c. 829–842)
Mykhaylivska Icon of the Most Holy Theotokos.
Repose of Abbot Ioannicius (Moroi) of Sihastria, Romania (1944)
August 23 (Eastern Orthodox liturgics) Wikipedia (Text) CC BY-SA