September 12 (Eastern Orthodox liturgics)
Sep. 11 - Eastern Orthodox Church Calendar - Sep. 13
All fixed commemorations below celebrated on September 25 by Orthodox Churches on the Old Calendar.
For September 12th, Orthodox Churches on the Old Calendar commemorate the Saints listed on August 30.
Feasts
Apodosis of the Nativity of the Theotokos.Saints
Hieromartyr Coronatus, Bishop of Nicomedia at Iconium- Martyr Theodore of Alexandria.
- Martyr Oceanus.Hieromartyr Autonomus, Bishop, in Italy
- Martyr Julian of Galatia and 40 martyrs with him
- Martyrs Macedonius, Tatian, and Theodulus, in Phrygia
- Venerable Daniel of Thasos, monk, of the island of Thasos
- Venerable Andronicus of Atroa, in Bithynia
Pre-Schism Western saints
- Saint Juventius of Pavia, first Bishop of Pavia, Italy
- Saint Ailbhe of Emly, first Bishop of Emly, Ireland
- Saint Silvinus, Bishop of Verona in Italy
- Saint Sacerdos of Lyon, Bishop of Lyon in Gaul
- Saint Molaise of Devenish Island
- Saint Eanswythe, Abbess, of Folkestone Priory
- Saint Guy of Anderlecht, called 'the Poor Man of Anderlecht', Confessor
Post-Schism Orthodox saints
- Venerable Athanasius, disciple of St. Sergius of Radonezh and first abbot of the Vysotsky Monastery in Serpukhov, and his disciple Venerable Athanasius
- Venerable Bassian of Tiksna in Vologda
- Hieromartyr Dositheus, Metropolitan of Tbilisi, Georgia
New martyrs and confessors
- New Hieromartyrs Theodore Lebedev, John Prudentov, and Nicholas Zhitov, Priests
- New Martyr Alexis Voroshin, Fool-for-Christ, of Elnat and Zharki, near Kineshma
Other commemorations
- Commemoration of the vision and muting of Zechariah.
- Translation of the relics of Righteous Simeon of Verkhoturye