January 27 - Eastern Orthodox liturgical calendar - January 29
All fixed commemorations below are observed on February 10 by Orthodox Churches on the Old Calendar. [note 1]
For January 28th, Orthodox Churches on the Old Calendar commemorate the Saints listed on January 15 .
January 1 - Eastern Orthodox liturgical calendar - January 3
January 2 - Eastern Orthodox liturgical calendar - January 4
January 16 - Eastern Orthodox liturgical calendar - January 18
January 7 - Eastern Orthodox liturgical calendar - January 9
January 8 – Eastern Orthodox liturgical calendar – January 10
January 9 - Eastern Orthodox liturgical calendar - January 11
January 10 - Eastern Orthodox liturgical calendar - January 12
January 14 - Eastern Orthodox liturgical calendar - January 16
January 17 - Eastern Orthodox liturgical calendar - January 19
January 19 - Eastern Orthodox liturgical calendar - January 21.
January 20 - Eastern Orthodox liturgical calendar - January 22
January 21 - Eastern Orthodox liturgical calendar - January 23
January 22 - Eastern Orthodox liturgical calendar - January 24
January 23 - Eastern Orthodox liturgical calendar - January 25
January 24 - Eastern Orthodox liturgical calendar - January 26
January 26 - Eastern Orthodox liturgical calendar - January 28
January 28 - Eastern Orthodox liturgical calendar - January 30
January 30 - Eastern Orthodox liturgical calendar - February 1
February 13 - Eastern Orthodox liturgical calendar - February 15
November 25 - Eastern Orthodox liturgical calendar - November 27
Greek Sources
Russian Sources