August 21 (Eastern Orthodox liturgics)
- Eastern Orthodox liturgical calendar - August 22
All fixed commemorations below are observed on September 3 by Eastern Orthodox Churches on the Old Calendar.
For August 21, Orthodox Churches on the Old Calendar commemorate the Saints listed on August 8.Feasts
- Afterfeast of the Dormition.
Saints
- Holy Forefathers Abraham, Isaac, and Jacob
- Apostle Thaddeus of Edessa, one of the Seventy Apostles
- Martyr Bassa of Edessa and her sons Theognius, Agapius, and Pistus
- Saint Sarmean, Catholicos of Kartli, Georgia
- Saint Theocleta the Wonderworker, of Asia Minor
- Hieromartyrs Romulus, Priest, and the Deacons Donatus and Silvanus, and Martyr Venustus
- Venerable Alexander of Iconium.
Pre-Schism Western saints
- Saint Euprepius of Verona, first Bishop of Verona in the north of Italy
- Saint Cyriaca, a wealthy widow in Rome, she sheltered persecuted Orthodox Christians
- Saint Paternus, born in Alexandria, he came to Rome, was arrested in Fondi and was martyred for Orthodoxy there
- Saint Privatus, Bishop of Mende in France
- Saint Anastasius, a military tribune converted to Orthodoxy on seeing the courage of the young St Agapitus, in Salone, Italy
- Saint Quadratus, a Bishop of Utica in North Africa who taught both clergy and laity to confess Christ
- Martyrs Luxorius, Cisellus and Camerinus, martyrs in Sardinia beheaded under Diocletian
- Saint Sidonius Apollinaris, Bishop of Clermont in France
- Saint Leontius the Elder, Bishop of Bordeaux in France and the predecessor of St Leontius the Younger
- Saint Avitus I, Bishop of Clermont, Gaul
- Saint Eardwulf of Northumbria
Post-Schism Orthodox saints
- Saint Abramius the Lover-of-labor of the Kiev Caves
- Saint Abramius of Smolensk, Archimandrite, Wonderworker of Smolensk, and his disciple St. Ephraim
- Saint Isaiah of Mt. Athos
- Saint Cornelius, founder and abbot of Paleostrov Monastery , and his disciple St. Abramius
- New Hieromartyr Symeon, Bishop of Samokovo, Bulgaria
- Saint Martha, schemanun of Diveyevo
- New Hieromartyr Alexander Yelokhovsky, Priest of Yaroslavl-Rostov
- New Hieromartyr Paul Yagodinsky, Priest of Yaransk
- New Hieromartyr Theodore Kallistov, Archpriest
- New Hieromartyr Raphael, Abbot of Sisatovac Monastery, Serbia
- New Hieromartyr Ignatius, Hieromonk of Optina Monastery
Other commemorations
- Translation of the relics of Saint Nectarius, Metropolitan of Pentapolis
- Commemoration of Hieromonk John at Poltava
Icon gallery