12 August
27 commemorations of 12 August in the fixed calendar of the Church, the Menaion. Churches on the Old Calendar keep this day on 25 August of the civil calendar.
Feasts
- Afterfeast of the Transfiguration of Our Lord, God, and Savior Jesus Christorthochristian.com · pravoslavie.ru
Saints
- Hieromartyr Alexander of Comana, Bishop of Comana (3rd century)ocafs.oca.org · pravoslavie.ru
- Martyrs Pamphilus and Capito, by the sword (3rd century)Οἱ Ἅγιοι Πάμφιλος καὶ Καπίτων οἱ Μάρτυρεςsynaxarion.gr · ocafs.oca.org · pravoslavie.ru
- Martyrs Anicetus and Photius, and others, of Nicomedia (288)Οἱ Ἅγιοι Φώτιος καὶ Ἀνίκητος οἱ Μάρτυρεςsynaxarion.gr · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
- Holy 12 soldier-martyrs of Crete, by the swordΟἱ Ἅγιοι Δώδεκα Στρατιῶτες Μάρτυρες ἀπὸ τὴν Κρήτηsynaxarion.gr · holytrinityorthodox.com
- Venerable Pallamon of Egypt (c. 323), instructor of St. Pachomius the GreatὉ Ὅσιος Παλάμωνsynaxarion.gr · pravoslavie.ru
- Venerable Saints Sergius and Stephen, peacefullyΟἱ Ὅσιοι Σέργιος καὶ Στέφανοςsynaxarion.gr · holytrinityorthodox.com
- Venerable Castor, peacefullyὉ Ὅσιος Κάστωρsynaxarion.gr
Orthodox saints after the Schism
- New Hieromartyrs of David Gareja Monastery, slain by the Dagestanis (Lekians) (1851)
- Gerontius and Serapion (hieromonks); Otar (deacon); Monk-martyrs Germanus, Bessarion, and Michael, and New Martyr Symeon
New martyrs and confessors
- New Hieromartyrs of the Belogorsk St. Nicholas Monastery (Perm) (1918-1919)
- Barlaam (Konoplev), Archimandrite
- Anthony (Arapov), Abbot
- Sergius (Vershinin), Elijah (Popov), Vyacheslav (Kosozhilin), Ioasaph (Sabintsev), and John (Novoselov), Hieromonks
- Micah (Podkorytov), Bessarion (Okulov), Euthymius (Korotkov), and Matthew (Bannikov), Hierodeacons
- New Monk-martyrs: Euthymius, Barnabas, Demetrius, Sabbas, Hermogenes, Arcadius, and Marcellus
- Martyred novices: John, Jacob, Peter, Jacob, Alexander, Theodore, Peter, Sergius, and Alexis
- New Hieromartyr Basil Infantiev, Priest (1918)holytrinityorthodox.com
- New Hieromartyrs Leonidas Biryukovich, John Nikolsky, and Nicholas Dobroumov, Priests (1937)holytrinityorthodox.com
- New Martyr Eudocia Safronova (1938)
Saints of the West before the Schism
Saints of the Latin West before the Schism of 1054. The Orthodox Church honours the saints of the undivided Church, though few of these are in the Greek or Slavic Menaia; this list follows the calendars kept by the Orthodox in the West.
- Martyrs Hilaria, Digna, Euprepia, Eunomia, Quiriacus, Largio, Crescentian, Nimmia, Juliana and Companions (c. 304)orthodoxengland.org.uk
- Saint Euplus of Catania (304))orthodoxengland.org.uk
- Saint Gracilian and Felicissima (c. 304)orthodoxengland.org.uk
- Saint Cassian of Benevento, Bishop of Benevento (c. 340)orthodoxengland.org.uk
- Saint Eusebius of Milan, a Greek by birth, was Bishop of Milan in Italy for sixteen years, he opposed Eutychianism (465)Roman Martyrology · orthodoxengland.org.uk
- Saint Herculanus of Brescia, Bishop of Brescia in Italy (c. 550)Roman Martyrology · orthodoxengland.org.uk
- Saint Molaise of Devenish (Laisrén mac Nad Froích) (563)holytrinityorthodox.com
- Saint Muredach (Murtagh, Muiredach), first Bishop of Killala and founder of Innismurray (6th century)holytrinityorthodox.com · pravoslavie.ru
- Saint Seigine (Ségéne mac Fiachnaí), Abbot of Iona (652)holytrinityorthodox.com · pravoslavie.ru
- Saint Porcarius, Abbot of Lérins, and 500 Companions, massacred by the Saracens (c. 732)orthodoxengland.org.uk
- Saint Jambert (Jænberht, Janbert), fourteenth Archbishop of Canterbury (792)Stanton, Menology of England and Wales · holytrinityorthodox.com · orthodoxengland.org.uk
- Saint Merewenna (Marwenne, Morwenna), the local saint of Marhamchurch near Bude in Cornwallorthodoxengland.org.uk
- Saint Ust (Justus). The town of St Just, a few miles from Penzance in Cornwall, is named after this hermitorthodoxengland.org.uk
Other commemorations
Glorifications, translations of relics, wonderworking icons, and monks and elders remembered on the day, not all of whom are canonized.
- Translation of relics of St. Eadwold of Cerne (Edwold) (c. 900), hermit of Cerneholytrinityorthodox.com
The list is August 12 (Eastern Orthodox liturgics), read on 2026-09-25 and adapted under CC BY-SA 4.0: its sections and years, the Greek headings of the Great Synaxaristes where it cites them, and beside each line the sources it names. Names in bold are the saints the day is named for in Greek usage, checked against the Church of Cyprus.