January 30 - Eastern Orthodox liturgical calendar - February 1
All fixed commemorations below are observed on February 13 by Eastern Orthodox Churches on the Old Calendar. [note 1]
For January 31st, Orthodox Churches on the Old Calendar commemorate the Saints listed on January 18 .
Sep. 19 - Eastern Orthodox liturgical calendar - Sep. 21
March 25 - Eastern Orthodox liturgical calendar - March 27
Mar. 31 - Eastern Orthodox liturgical calendar - Apr. 2
Apr. 23 - Eastern Orthodox liturgical calendar - Apr. 25
April 28 - Eastern Orthodox liturgical calendar - April 30
May 22 - Eastern Orthodox Church calendar - May 24
June 27 - Eastern Orthodox Church calendar - June 29
June 30 - Eastern Orthodox Church calendar - July 2
January 3 - Eastern Orthodox liturgical calendar - January 5
January 7 - Eastern Orthodox liturgical calendar - January 9
January 10 - Eastern Orthodox liturgical calendar - January 12
January 11 - Eastern Orthodox liturgical calendar - January 13
January 12 - Eastern Orthodox liturgical calendar - January 14
January 15 - Eastern Orthodox liturgical calendar - January 17
January 19 - Eastern Orthodox liturgical calendar - January 21.
January 20 - Eastern Orthodox liturgical calendar - January 22
January 23 - Eastern Orthodox liturgical calendar - January 25
January 27 - Eastern Orthodox liturgical calendar - January 29
January 28 - Eastern Orthodox liturgical calendar - January 30
February 11 - Eastern Orthodox liturgical calendar - February 13
Greek Sources
Russian Sources