April 19 (Eastern Orthodox liturgics)
April 18 - Eastern Orthodox liturgical calendar - April 20
All fixed commemorations below are observed on May 2 by Eastern Orthodox Churches on the Old Calendar.
For April 19th, Orthodox Churches on the Old Calendar commemorate the Saints listed on April 6.
Saints
Martyrs Theodore of Perge in Pamphylia, his mother Philippa, and Dioscorus, Socrates, and Dionysius Hieromartyr Paphnutius of Jerusalem and 546 companions martyred with him- Martyrs Hermogenes, Caius, Expeditus, Aristonicus, Rufus and Galatas, at Melitine, in Armenia.
- Martyrs Christopher, Theonas, and Antoninus, at Nicomedia Saint George the Confessor, Bishop of Antioch in Pisidia, Confessor of the Faith
- Venerable John of the Ancient Caves in Palestine
- Saint Tryphon of Constantinople, Patriarch of Constantinople
- St. Nicephorus, Abbot of Katabad.
Pre-Schism Western saints
- Saint Vincent of Collioure, a martyr in Collioure in Languedoc in the south of France, under Diocletian
- Saint Crescentius, confessor, a subdeacon in Florence in Italy and a disciple of St Zenobius and St Ambrose
- Saint Ursmar, missionary bishop, founder of Aulne Abbey and Wallers Abbey
- Saint Gerold, hermit at a village near Mitternach
- ''Hieromartyr Alphege of Canterbury, Archbishop of Canterbury''
Post-Schism Orthodox saints
- Venerable Symeon the Barefoot, of Philotheou Monastery, Mount Athos
- Venerable Joasaph (Bolotov) of Kodiak, Enlightener of Alaska and the American land
- New Monk-martyr Agathangelus of Esphigmenou Monastery, Mt. Athos, at Smyrna Saint Matrona the Blind, of Moscow
- Venerable Sebastian the Confessor of Optina and Karaganda, Wonderworker and Clairvoyant, last of the great Optina Elders
New martyrs and confessors
- New Hiero-confessor Victor, Bishop of Glazov
- New Hieromartyr Demetrius Vlasenkov, Priest of Alma-Ata
Other commemorations
- Icon of the Most Holy Mother of God "Chrysafitissis" in Monemvasia.
- Translation of the relics of Saint Moses the Wonderworker, Archbishop of Novgorod
- Uncovering of the relics of St. Joachim, founder of Opochka Monastery in Pskov
- Repose of Fool-for-Christ Asenetha of Goritsy
- Repose of Hieroschemamonk and Schema-Metropolitan Alexis of Valaam