December 20 (Eastern Orthodox liturgics)
December 19 - Eastern Orthodox liturgical calendar - December 21
All fixed commemorations below celebrated on January 2 by Orthodox Churches on the Old Calendar.
For December 20th, Orthodox Churches on the Old Calendar commemorate the Saints listed on December 7.
Feasts
- Forefeast of the Nativity of Christ
Saints
- Hieromartyr Ignatius Theophorus, Bishop of Antioch
- Saint Philogonius, Bishop of Antioch, Confessor
- Saint Paul of Latrus, Greek hermit
Pre-Schism Western saints
- Martyrs Liberatus and Bajulus, at Rome
- Saint Ursicinus, Bishop of Cahors in France
- Saint Dominic of Brescia, successor of Saint Anastasius as Bishop of Brescia in Italy
- Saint Ursicinus, born in Ireland, disciple of Saint Columbanus, and founder of the monastery of Saint-Ursanne
Post-Schism Orthodox saints
- Saint Danilo (Daniel) II, Archbishop of Serbia
- Venerable Ignatius, Archimandrite of the Kiev Caves
- Saint Anthony Smirnitsky, Archbishop of Voronezh
- '''Righteous John of Kronstadt, Wonderworker'''
New martyrs and confessors
- New Martyr John the Tailor of Thasos, at Constantinople, by beheading
- New Hieromartyr Nikolai Chernishev, Archpriest of Udmurtia, and his daughter, New Martyr Barbara
Other commemorations
- Icon of the Mother of God the Rescuer of the Drowning
- Icon of the Mother of God of Novgorod