December 26 - Eastern Orthodox liturgical calendar - December 28
All fixed commemorations below are observed on January 9 by Eastern Orthodox Churches on the Old Calendar. [note 1]
For December 27th, Orthodox Churches on the Old Calendar commemorate the Saints listed on December 14 .
March 30 - Eastern Orthodox liturgical calendar - April 1
May 13 - Eastern Orthodox Church calendar - May 15
January 16 - Eastern Orthodox liturgical calendar - January 18
January 27 - Eastern Orthodox liturgical calendar - January 29
February 16 - Eastern Orthodox liturgical calendar - February 18
December 16 - Eastern Orthodox liturgical calendar - December 18
December 17 - Eastern Orthodox liturgical calendar - December 19
December 8 - Eastern Orthodox liturgical calendar - December 10
December 1 - Eastern Orthodox liturgical calendar - December 3
December 4 - Eastern Orthodox liturgical calendar - December 6
December 11 - Eastern Orthodox liturgical calendar - December 13
December 12 - Eastern Orthodox liturgical calendar - December 14
December 14 - Eastern Orthodox liturgical calendar - December 16
December 20 - Eastern Orthodox liturgical calendar - December 22
December 25 – Eastern Orthodox liturgical calendar – December 27
December 28 - Eastern Orthodox liturgical calendar - December 30
December 29 - Eastern Orthodox liturgical calendar - December 31
December 30 - Eastern Orthodox liturgical calendar - January 1
March 20 – Eastern Orthodox liturgical calendar – March 22
March 13 - Eastern Orthodox liturgical calendar - March 15
Greek Sources
Russian Sources