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May 11 in Eastern Orthodox liturgical calendars is a feast day and a day of commemoration of saints and martyrs. Although some Orthodox churches use the Revised Julian Calendar and others use the traditional Julian calendar, the fixed commemorations for their respective May11 are broadly the same, no matter which calendar is used.
Saints
Martyr Evellius, under Nero (66)Ὁ Ἅγιος Ἐβέλλιος ὁ Μάρτυρας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.May 11 . The Roman Martyrology. Martyrs Maximus, Bassus, and Fabius (284–305)Οἱ Ἅγιοι Μάξιμος, Βάσσος καὶ Φάβιος οἱ Μάρτυρες. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Hieromartyr Mocius (Mucius), presbyter of Amphipolis in Macedonia, beheaded in Byzantium (288)May 11/24. Orthodox Calendar (PRAVOSLAVIE.RU).Ὁ Ἅγιος Μώκιος ὁ Ἱερομάρτυρας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Martyr Armodius.Ὁ Ἅγιος Ἁρμόδιος ὁ Μάρτυρας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Saints Cyril and Methodius, Equal-to-the-Apostles and Enlighteners of the Slavs (869, 885)Οἱ Ἅγιοι Κύριλλος καὶ Μεθόδιος οἱ Ἰσαπόστολοι καὶ Φωτιστὲς τῶν Σλάβων. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. 11 мая (ст.ст.) 24 мая 2013 (нов. ст.) . Русская Православная Церковь Отдел внешних церковных связей. (DECR). (see also: July 17 ) Saints Clement of Ohrid (916), Sabbas (10th century), Angelarius (Angelyar) (c. 886), Gorazd (896), and Naum of Preslav (910) — Disciples of Saints Cyril and Methodius and missionaries of the Slavs, Wonderworkers and Equal-to-the-Apostles.Οἱ Ἅγιοι Κλήμης, Σάββας, Ἀγγελάριος, Γοράσδος καὶ Ναοὺμ οἱ Θαυματουργοὶ Ἰσαπόστολοι. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. (see also: July 27 ) Saint Rostislav the Prince of Greater Moravia, Confessor of the Faith and Equal-to-the-Apostles (870)Saint Rostislav, Prince of Great Moravia. OCA – Feasts and Saints. (see also: October 29)
Pre-Schism Western saints
Hieromartyr Anthimus of Rome, and martyrs Sisinius the deacon with Diocletius and Florentius (disciples of St. Anthimus), (284–305)Οἱ Ἅγιοι Ἄνθιμος καὶ Σισίνιος οἱ Ἱερομάρτυρες καὶ οἱ σὺν αὐτοῖς Διόκλητος καὶ Φλωρέντιος. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.May 11. Latin Saints of the Orthodox Patriarchate of Rome. Saint Principia of Rome, a holy virgin in Rome and disciple of St Marcella (420) Saint Mammertus, Archbishop of Vienne (475)Rev. Alban Butler (1711–73). St. Mammertus, Archbishop of Vienne, Confessor. The Lives of the Saints. Volume V: May. 1866.Rev. Sabine Baring-Gould (M.A.). "S. MAMERTIUS, B. (ABOUT A.D. 480.)." In: The Lives of the Saints. Volume the Fifth: May. London: John C. Nimmo, 1898. pp. 150-151. Saint Possessor of Verdun, Bishop of Verdun, he and his flock were greatly troubled by the barbarian invasions of Franks, Vandals and Goths (c. 486) Saint Tudy (Tudinus, Tegwin, Thetgo), a disciple of St Brioc in Brittany (5th century) Saint Credan of Cornwall, hogherd.The Autonomous Orthodox Metropolia of Western Europe and the Americas (ROCOR). St. Hilarion Calendar of Saints for the year of our Lord 2004. St. Hilarion Press (Austin, TX). p.35. Saint Gangulphus (760)Rev. Sabine Baring-Gould (M.A.). "S. GENGULF, M. (ABOUT A.D. 760.)." In: The Lives of the Saints. Volume the Fifth: May. London: John C. Nimmo, 1898. pp. 151-154. Saint Fremund of Dunstable, Anglo-Saxon hermit, killed by his kinsman Oswy with the help of Danish invaders who had also murdered King Edmund (866)Rev. Sabine Baring-Gould (M.A.). "S. FREMUND, K.M. (CIRC. A.D. 796.)." In: The Lives of the Saints. Volume the Fifth: May. London: John C. Nimmo, 1898. p. 154. Saint Odo of Cluny, the second Abbot of Cluny (942) Saint Mayeul (Majolus, Maieul), Abbot of Cluny (994)Rev. Sabine Baring-Gould (M.A.). "S. MAJOLUS, AB. (A.D. 994.)." In: The Lives of the Saints. Volume the Fifth: May. London: John C. Nimmo, 1898. pp. 154-156. Saint Odilo of Cluny (1049)
Post-Schism Orthodox saints
Martyrs Olympia, Abbess of Mytilene, and nun Euphrosyne (1235)Οἱ Ἁγίες Ὀλυμπία καὶ Εὐφροσύνη οἱ Ὁσιομάρτυρες. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.Holy Monastic Martyrs Olympia and Euphrosynē. OCA – Feasts and Saints. Saint Sophronius of the Kiev Caves, recluse (13th century)Ὁ Ὅσιος Σωφρόνιος ὁ Ἔγκλειστος. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.Venerable Sophronius the Recluse of the Kiev Far Caves. OCA – Feasts and Saints. Saint Nicodemus of Pec, Archbishop of Serbia (1324)Ὁ Ἅγιος Νικόδημος Ἀρχιεπίσκοπος Σερβίας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Hieromartyr Joseph, first Metropolitan of Astrakhan (1672)Ὁ Ἅγιος Ἰωσὴφ ὁ Ἱερομάρτυρας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.St Joseph the Metropolitan of Astrakhan. OCA – Feasts and Saints. Blessed Christopher of Georgia (Christesias), monk at the Monastery of St. John the Baptist, at the David Gareja monastery complex, "The Thebaid of Georgia" (1771)Ὁ Ὅσιος Χριστόφορος ἐκ Γεωργίας. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.Blessed Christopher, called Christesia. OCA – Feasts and Saints. New Martyr Dioscorus (Dioscorides) the New, of Smyrna, by beheading.Ὁ Ἅγιος Διόσκορος ὁ Νέος. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.May 24 / May 11. HOLY TRINITY RUSSIAN ORTHODOX CHURCH (A parish of the Patriarchate of Moscow). New Martyr Argyrus (Argyrus, Argyres) of Thessalonica (1806)Ὁ Ἅγιος Ἀργύριος ὁ Νεομάρτυρας ὁ Ἐπανομίτης. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Saint Theophylact, Bishop of Stavropol and Ekaterinodar (1872)Ὁ Ἅγιος Θεοφύλακτος Ἐπίσκοπος Σταυρουπόλεως. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ. Venerable Saint Dionisie (Ignat) of Mount Athos, who lived at the Holy Cell of St. George at Kolitsou, under Vatopedi Monastery (2004)Two Romanian Athonite elders canonized by Patriarchate of Constantinople. Orthodox Christianity. Istanbul, September 2, 2025. Retrieved: February 16, 2026. Ανακοινωθέν για τις εργασίες της Αγίας και Ιεράς Συνόδου (31 Αυγούστου 2025). Οικουμενικό Πατριαρχείο (Ecumenical Patriarchate). Ανάρτηση 31/08/2025. Retrieved: February 16, 2026.
New martyrs and confessors
New Hieromartyr Michael Belorossov, priest (1920) БЕЛОРОССОВ МИХАИЛ ПАВЛОВИЧ. Открытая православная энциклопедия "Древо" (Open Orthodox Encyclopedia "The Tree") Retrieved: February 26, 2026. New Hieromartyr Alexander (Petrovsky), Archbishop of Kharkov (1940)Ὁ Ἅγιος Ἀλέξανδρος ὁ Ἱερομάρτυρας Ἀρχιεπίσκοπος Χάρκωβ. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.Hiero-Martyr Alexander (Petrovsky), Archbishop of Kharkov. Transl. from the Russian by Maria Ashot. Holy Trinity Orthodox Mission. 2001.
Other commemorations
Commemoration of the Founding of Constantinople as Capital of the Roman Empire (330)Μνήμη ἐγκαινίων τῆς Κωνσταντινουπόλεως. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ.Commemoration of the Founding of Constantinople. OCA – Feasts and Saints. Consecration of the first Saint Sophia Cathedral in Kiev, erected by Princess Olga (960)The Autonomous Orthodox Metropolia of Western Europe and the Americas (ROCOR). St. Hilarion Calendar of Saints for the year of our Lord 2004. St. Hilarion Press (Austin, Texas). p.35. КИЕВСКИЙ СОФИЙСКИЙ СОБОР. Открытая православная энциклопедия "Древо" (Open Orthodox Encyclopedia "The Tree") Retrieved: February 26, 2026. "Chelnsk" Icon of the Most Holy Theotokos.
Icon gallery
Notes
References
Sources May 11/24. Orthodox Calendar (PRAVOSLAVIE.RU). May 24 / May 11. HOLY TRINITY RUSSIAN ORTHODOX CHURCH (A parish of the Patriarchate of Moscow). May 11. OCA - The Lives of the Saints. May 11. Latin Saints of the Orthodox Patriarchate of Rome. May 11. The Roman Martyrology. Greek Sources Great Synaxaristes: 11 ΜΑΪΟΥ. ΜΕΓΑΣ ΣΥΝΑΞΑΡΙΣΤΗΣ Συναξαριστής. 11 Μαΐου . ECCLESIA.GR. (H ΕΚΚΛΗΣΙΑ ΤΗΣ ΕΛΛΑΔΟΣ). Russian sources 24 мая (11 мая). Православная Энциклопедия под редакцией Патриарха Московского и всея Руси Кирилла (электронная версия). (Orthodox Encyclopedia – Pravenc.ru). 11 мая (ст.ст.) 24 мая 2013 (нов. ст.). Русская Православная Церковь Отдел внешних церковных связей. (DECR).