October 2023
Russian Orthodox Church (Old Calendar)
- 1 Sunday St Eumenius, Bishop of Gortyna 18 September (Old Style)
- 2 Monday Martyrs Trophimus, Sabbatius and Dorymedon 19 September (Old Style)
- 3 Tuesday Great-martyr Eustathius Placidas; Martyrs Prince Michael of Chernigov and his boyar Theodore 20 September (Old Style)
- 4 Wednesday Apostle Quadratus; Finding of the relics of St Dimitry of Rostov 21 September (Old Style) · fast day
- 5 Thursday Hieromartyr Phocas of Sinope; Prophet Jonah 22 September (Old Style)
- 6 Friday Conception of the Holy Prophet, Forerunner and Baptist John 23 September (Old Style) · fast day
- 7 Saturday Protomartyr and Equal-to-the-Apostles Thecla 24 September (Old Style)
- 8 Sunday Repose of St Sergius, Abbot of Radonezh 25 September (Old Style)
- 9 Monday Repose of the Holy Apostle and Evangelist John the Theologian 26 September (Old Style)
- 10 Tuesday Martyr Callistratus and his companions; St Sabbatius of Solovki 27 September (Old Style)
- 11 Wednesday St Chariton the Confessor 28 September (Old Style) · fast day
- 12 Thursday St Cyriacus the Hermit 29 September (Old Style)
- 13 Friday Hieromartyr Gregory, Enlightener of Armenia; St Michael, first Metropolitan of Kiev 30 September (Old Style) · fast day
- 14 Saturday Protection of the Most Holy Theotokos 1 October (Old Style)
- 15 Sunday Hieromartyr Cyprian and Martyr Justina; Blessed Andrew the Fool-for-Christ 2 October (Old Style)
- 16 Monday Hieromartyr Dionysius the Areopagite 3 October (Old Style)
- 17 Tuesday Hieromartyr Hierotheus of Athens; Finding of the relics of Sts Gurias of Kazan and Barsanuphius of Tver 4 October (Old Style)
- 18 Wednesday Synaxis of the Hierarchs of Moscow: Peter, Alexis, Jonah, Macarius, Philip, Job, Hermogenes, Tikhon and others 5 October (Old Style) · fast day
- 19 Thursday Apostle Thomas 6 October (Old Style)
- 20 Friday Martyrs Sergius and Bacchus 7 October (Old Style) · fast day
- 21 Saturday St Pelagia the Penitent 8 October (Old Style)
- 22 Sunday Apostle James son of Alphaeus 9 October (Old Style)
- 23 Monday Martyrs Eulampius and Eulampia 10 October (Old Style)
- 24 Tuesday Apostle Philip the Deacon; St Theophanes the Confessor, hymnographer 11 October (Old Style)
- 25 Wednesday Martyrs Probus, Tarachus and Andronicus; St Cosmas of Maiuma 12 October (Old Style) · fast day
- 26 Thursday Iveron Icon of the Theotokos (arrival in Moscow, 1648) 13 October (Old Style)
- 27 Friday Martyrs Nazarius, Gervasius, Protasius and Celsus; St Paraskeva of Serbia 14 October (Old Style) · fast day
- 28 Saturday St Demetrius Memorial Saturday 15 October (Old Style)
- 29 Sunday Martyr Longinus the Centurion who stood at the Cross 16 October (Old Style)
- 30 Monday Prophet Hosea; Monk-martyr Andrew of Crete 17 October (Old Style)
- 31 Tuesday Apostle and Evangelist Luke 18 October (Old Style)
2023
Fasts this year
- Nativity FastNovember 28 – January 6
- Cheesefare WeekFebruary 20 – February 26
- Great LentFebruary 27 – April 7
- Lazarus Saturday and Palm SundayApril 8 – April 9
- Holy WeekApril 10 – April 15
- Apostles' FastJune 12 – July 11
- Dormition FastAugust 14 – August 27
- Nativity FastNovember 28 – January 6
Food rules are reference church information. Agree your personal measure of fasting with a priest; consult a doctor if you are ill.