February 23 (Eastern Orthodox liturgics)
February 22 - Eastern Orthodox liturgical calendar - February 24
All fixed commemorations below are observed on March 8 by Eastern Orthodox Churches on the Old Calendar.
For February 23rd, Orthodox Churches on the Old Calendar commemorate the Saints listed on February 10.
Saints
Hieromartyr Polycarp of Smyrna, Bishop of Smyrna- Holy 73 Martyrs of Sirmium, under Diocletian
- Martyr Clement, by the sword.
- Martyr Thea, by the sword.Venerable Gorgonia the Righteous, sister of St. Gregory the Theologian.
- Saint Alexander, founder of the Monastery of the Unsleeping Ones, Constantinople
- Saints John, Antioch, Antoninus, Moses, Zebinas, Polychronius, Moses, and Damian, ascetics near Cyrrhus in the Syrian desert
Pre-Schism Western saints
- Saint Martha, a virgin-martyr beheaded in Astorga in Spain under Decius
- Saint Polycarp, a priest in Rome noted for ministering to those in prison for their faith
- Saint Serenus the Gardener, martyr
- Saint Romana, a virgin born in Rome who reposed at the age of eighteen while living as an anchoress in a cave on the banks of the Tiber in Italy.
- Saints Syncrotas, Antigonus, Rutilus, Libius, Senerotas and Rogatianus, martyrs at Sirmium in Pannonia
- Saint Florentius of Seville, Confessor, a saint much venerated in Seville in Spain
- Saint Felix of Brescia, twentieth Bishop of Brescia
- Saint Jurmin, an East Anglian prince, son or nephew of King Anna of East Anglia
- Saint Boswell, Abbot of Melrose Abbey in Scotland
- Saint Mildburga, Abbess of Wenlock Priory
- Saint Medrald, a monk at Saint-Evroult of Ouche in France, who later became Abbot of Vendôme
- Saint Willigis, Archbishop of Mainz
- Peter Damian, Bishop, Confessor, and Doctor.
- Saint John Theristes of Stylos in Calabria
Post-Schism Orthodox saints
- Venerable Damian of Esphigmenou Monastery, on Mount Athos
- Saint Cosmas of Zograf Monastery, Mount Athos
- Saint Moses of White Lake Monastery, monk
- New Monk-martyr Damian of Philotheou and Kissavos, at Larissa
- New Hieromartyr Lazarus of the Peloponnese
- Venerable Polycarp of Bryansk, monk of Bryansk
- Saint Nazarius, Abbot of Valaam Monastery
- Saint Seraphim, Schema-Metropolitan of Tetritskaro, Georgia, monk of Glinsk Monastery
New martyrs and confessors
- New Hieromartyr Paul Kushnikov, Priest
- New Hieromartyr Michael Edlinsky, Archpriest, of Kiev
- New Hieromartyr Alexis Nikolsky, Priest
- New Hieromartyr Nicholas Dimitrov, Priest
- New Hieromartyr Michael Razhkin, Priest
- Martyr Sergius Borodavkin
- New Hieromartyr Sergius, Hieromonk, of Novo-Alexandrovka, Moscow
- New Hieromartyr Antipas, hieromonk, of Tatarintsevo, Moscow
- New Hieromartyr Philaret, Abbot, of Trubino, Tver
Other commemorations
- Repose of Archimandrite Agapit of Optina Monastery
- Repose of Elder Sabbas of Cyprus Uncovering of the relics ''of Blessed Matrona of Moscow''