18 September
20 commemorations of 18 September in the fixed calendar of the Church, the Menaion. Churches on the Old Calendar keep this day on 1 October of the civil calendar.
Feasts
- Afterfeast of the Exaltation of the Crossocafs.oca.org
Saints
- Martyr Ariadne of Phrygia (c. 117-139)Ἡ Ἁγία Ἀριάδνηorthochristian.com · synaxarion.gr · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
- Martyrs Sophia and Irene, of Egypt, by the sword (3rd century)Οἱ Ἁγίες Σοφία καὶ Εἰρήνη οἱ Μάρτυρεςsynaxarion.gr · Roman Martyrology · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
- Martyr Castor of AlexandriaὉ Ἅγιος Κάστωρsynaxarion.gr · ecclesia.gr · pravoslavie.ru
- Venerable Eumenius, Bishop of Gortyna on Crete, Wonderworker (7th century)Ὁ Ὅσιος Εὐμένιος ὁ Θαυματουργός Ἐπίσκοπος Γορτύνηςsynaxarion.gr · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
Orthodox saints after the Schism
- Saint Arcadius, Bishop of Novgorod (1162)holytrinityorthodox.com · pravoslavie.ru
- Venerable Romilus the Sinaite, of Ravanica (1375)Ὁ Ὅσιος Ρωμύλοςsynaxarion.gr · ecclesia.gr · pravoslavie.ru
- Martyrs Bidzina, Elizbar, and Shalva, Princes of Ksani, Georgia (1660)calendar.rop.ru · holytrinityorthodox.com · ocafs.oca.org · pravoslavie.ru
- Venerable Hilarion, Elder, of Optina Monastery (1873)saint.gr · calendar.rop.ru · holytrinityorthodox.com · ocafs.oca.org · pravoslavie.ru
New martyrs and confessors
- New Hieromartyrs Alexis Kuznetsov and Peter Dyakonov, Priests (1918)pravenc.ru · calendar.rop.ru · holytrinityorthodox.com
- New Hieromartyr Amphilochius (Skvortsov), Bishop of Krasnoyarsk (1937)pravenc.ru · calendar.rop.ru · holytrinityorthodox.com · pravoslavie.ru
- New Hieromartyrs John Vasiliev, Boris Bogolepov, Michael Skobelev, Vladimir Chekalov, Benjamin Blagonadezdin, Constantine Tverdyslov, Priests (1937)pravenc.ru · calendar.rop.ru · holytrinityorthodox.com
- New Martyr Sergius Vedernikov (1937)calendar.rop.ru · holytrinityorthodox.com
- New Hieromartyr Ilarion Felea, Priest, theology professor in Arad (1961)basilica.ro · orthochristian.com
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.
- Martyr Ferreolus, an army officer, he was martyred in Vienne in France under Diocletian (3rd century)orthodoxengland.org.uk
- Saint Eustorgius I, Bishop of Milan (c. 331)orthodoxengland.org.uk
- Saint Ferreolus, fifth Bishop of Limoges in France (c. 591)orthodoxengland.org.uk
- Saint Richardis, Holy Roman Empress as the wife of Charles the Fat, and was the first abbess of Andlau Abbey (c. 895)orthodoxengland.org.uk
Other commemorations
Glorifications, translations of relics, wonderworking icons, and monks and elders remembered on the day, not all of whom are canonized.
- Glorification (1698) of Venerable Euphrosyne, nun, of Suzdal (1250)calendar.rop.ru · holytrinityorthodox.com · ocafs.oca.org
- Repose of Blessed Irene of Zelenogorsk Monastery (Green Hill Monastery) (18th century)pravoslavie.ru
The list is September 18 (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.