December 20 (Eastern Orthodox liturgics)

Dec. 19 - Eastern Orthodox liturgical calendar - Dec. 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.

Byzantine icon of Nativity of Christ (Byzantine & Christian Museum, Athens).

St. Ignatius of Antioch.

St. Ignatius of Antioch (Menologion of Basil II)

Relics of St. Ignatius of Antioch (Menologion of Basil II)

Church of Saint Dominic of Brescia, in Brescia (1883).

Saint Daniel II, Archbishop of Serbia (fresco from Patriarchate of Peć).

Saint , Archbishop of Voronezh.

St. John of Kronstadt.

St. John of Kronstadt.

Greek Sources

Russian Sources

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Wikipedia