January 19 (Eastern Orthodox liturgics)
January 18 - Eastern Orthodox liturgical calendar - January 20
All fixed commemorations below are observed on February 1 by Eastern Orthodox Churches on the Old Calendar.
For January 19th, Orthodox Churches on the Old Calendar commemorate the Saints listed on January 6.
Saints
- Virgin Martyr Euphrasia of Nicomedia
- Saint Theodotus, Bishop of Cyrene Venerable Macarius the Great of Egypt
- Venerable Macarius the Younger of Alexandria
- Venerable Macarius, Bishop of Ierissos on the Chalkidiki peninsula
- Saints Maximos and Dometios of Nitria
- Venerable Anton the Stylite of Martqopi, founder of monasticism in Georgia, of the Thirteen Assyrian Fathers
- Martyr Anthony Rawah the Qoraisite
- Saint Arsenius, Archbishop of Corfu
Pre-Schism Western saints
- Martyr Pontian, in Spoleto, Italy under Marcus Aurelius
- Virgin Martyr Messalina, in Foligno, Italy
- Martyrs Marius, Martha, Audifax, and Abachum, in Rome
- Martyrs Paul, Gerontius, Januarius, Saturninus, Saccesius, Julius, Catius, Pius and Germanus, in Numidia in North Africa
- Saint Firminus, third Bishop of Gévaudan, France
- Saint Bassian, Bishop of Lodi, Lombardy
- Saint Contestus, Bishop of Bayeux, France from 480 on
- Saint Laumer, Abbot of Corbion Monastery
- Saint Branwalader of Cornwall, Bishop in Jersey in the Channel Islands
- Saint Nathalan, Bishop of Tullicht, Aberdeenshire, Scotland
- Saint Remigius, Bishop of Rouen, France from 755 onwards
- Saint Arcontius, Bishop of Viviers, France, killed by a mob for having upheld the rights of the Church
- Saint Catellus, Bishop of Castellamare to the south of Naples, Italy
Post-Schism Orthodox saints
- Venerable Cosmas of the Monastery of St. John Chrysostom, at Koutsovendis, Cyprus
- Venerable Macarius the Faster of the Kiev Near Caves
- Venerable Meletios the Confessor and Monk of Mount Galesios
- Venerable Macarius the Deacon of the Kiev Caves, Wonderworker
- Righteous Theodore the Fool for Christ of Novgorod Saint Mark Eugenikos, Archbishop of Ephesus, who resisted the Roman Catholic heresies
- Venerable Macarius the Roman of Novgorod, Abbot
New martyrs and confessors
- New Hieromartyr Peter Skipetrov, Archpriest of Petrograd
- New Hieromartyr Nicholas Vostorgov, Priest
- Martyr Theodore Gusev
Other commemorations
- Commemoration of the miracle wrought by Saint Basil the Great at Nicaea, when by his prayer he opened the gates of the Universal church and entrusted it to the Orthodox
- Translation of the relics of Saint Gregory the Theologian
- Opening of the relics of Saint Sabbas of Storozhev in Zvenigorod
- Repose of Schemanun Anatolia of Diveyevo Convent