21 August
32 commemorations of 21 August in the fixed calendar of the Church, the Menaion. Churches on the Old Calendar keep this day on 3 September of the civil calendar.
Feasts
- Afterfeast of the Dormitionorthochristian.com · pravoslavie.ru
Saints
- Holy Forefathers Abraham, Isaac, and Jacob (ca. 2000 BC)pravoslavie.ru
- Apostle Thaddeus of Edessa, one of the Seventy Apostles (44)Ὁ Ἅγιος Θαδδαῖος ὁ Ἀπόστολοςsynaxarion.gr · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
- Martyr Bassa of Edessa and her sons Theognius, Agapius, and Pistus (305-311)Ἡ Ἁγία Βάσσα ἡ Μάρτυς καὶ τὰ τέκνα αὐτῆςsynaxarion.gr · ecclesia.gr · ocafs.oca.org · pravoslavie.ru
- Saint Sarmean, Catholicos of Kartli, Georgia (774)ocafs.oca.org · pravoslavie.ru
- Saint Theocleta the Wonderworker, of Asia Minor (840)pravoslavie.ru
- Hieromartyrs Romulus, Priest, and the Deacons Donatus and Silvanus, and Martyr Venustus (Romania)holytrinityorthodox.com · pravoslavie.ru
- Venerable Alexander of IconiumὉ Ὅσιος Ἀλέξανδρος ὁ ἐν Ἰκονίῳsynaxarion.gr · ecclesia.gr
Orthodox saints after the Schism
- Saint Abramius the Lover-of-labor of the Kiev Cavesholytrinityorthodox.com · pravoslavie.ru · ukrainian-orthodoxy.org
- Saint Abramius of Smolensk, Archimandrite, Wonderworker of Smolensk (1220), and his disciple St. Ephraim (1238)holytrinityorthodox.com · ocafs.oca.org · pravoslavie.ru
- Saint Isaiah of Mount Athos (14th century)holytrinityorthodox.com · pravoslavie.ru
- Saint Cornelius, founder and abbot of Paleostrov Monastery (Palei Island, Valaam, Karelia) (1420), and his disciple St. Abramius (15th century)holytrinityorthodox.com · ocafs.oca.org · pravoslavie.ru
- New Hieromartyr Symeon, Bishop of Samokovo, Bulgaria (1737)holytrinityorthodox.com · pravoslavie.ru
- Saint Martha (Milyukova), schemanun of Diveyevo (1829)holytrinityorthodox.com · pravoslavie.ru
New martyrs and confessors
- New Hieromartyr Alexander Yelokhovsky, Priest of Yaroslavl-Rostov (1918)holytrinityorthodox.com
- New Hieromartyr Paul Yagodinsky, Priest of Yaransk (1937)holytrinityorthodox.com
- New Hieromartyr Theodore Kallistov, Archpriest (1937)orthochristian.com · patriarchia.ru
- New Hieromartyr Raphael, Abbot of Sisatovac Monastery, Serbia (1941)holytrinityorthodox.com · pravoslavie.ru
- New Hieromartyr Ignatius (Dalanov), Hieromonk of Optina Monastery (1942)holytrinityorthodox.com · pravoslavie.ru
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.
- Saint Euprepius of Verona, first Bishop of Verona in the north of Italy (1st century)orthodoxengland.org.uk · Roman Martyrology
- Saint Cyriaca (Dominica), a wealthy widow in Rome, she sheltered persecuted Orthodox Christians (249)orthodoxengland.org.uk
- Saint Paternus, born in Alexandria, he came to Rome, was arrested in Fondi and was martyred for Orthodoxy there (c. 255)orthodoxengland.org.uk
- Saint Privatus, Bishop of Mende in France (260)orthodoxengland.org.uk
- Saint Anastasius, a military tribune converted to Orthodoxy on seeing the courage of the young St Agapitus, in Salone, Italy (274)orthodoxengland.org.uk
- Saint Quadratus, a Bishop of Utica in North Africa who taught both clergy and laity to confess Christ (3rd century)Roman Martyrology · orthodoxengland.org.uk
- Martyrs Luxorius, Cisellus and Camerinus, martyrs in Sardinia beheaded under Diocletian (303)orthodoxengland.org.uk
- Saint Sidonius Apollinaris, Bishop of Clermont in France (c. 423-480)orthodoxengland.org.uk
- Saint Leontius the Elder, Bishop of Bordeaux in France and the predecessor of St Leontius the Younger (c. 541)orthodoxengland.org.uk
- Saint Avitus I, Bishop of Clermont, Gaul (594)holytrinityorthodox.com · orthodoxengland.org.uk · pravoslavie.ru
- Saint Eardwulf of Northumbria (Hardulph of Breedon) (c. 808)holytrinityorthodox.com
Other commemorations
Glorifications, translations of relics, wonderworking icons, and monks and elders remembered on the day, not all of whom are canonized.
- Translation of the relics (1953) of Saint Nectarius (Kephalas), Metropolitan of Pentapolis (North Africa) (1920)holytrinityorthodox.com · pravoslavie.ru
- Commemoration of Hieromonk John (Kotlyarevsky) at Poltava (1951)
The list is August 21 (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.