April 28 - Eastern Orthodox liturgical calendar - April 30
All fixed commemorations below celebrated on May 12 by Orthodox Churches on the Old Calendar. [note 1]
For April 29th, Orthodox Churches on the Old Calendar commemorate the Saints listed on April 16 .
Mar. 31 - Eastern Orthodox liturgical calendar - Apr. 2
April 4 – Eastern Orthodox liturgical calendar – April 6
April 5 — Eastern Orthodox liturgical calendar — April 7
April 7 - Eastern Orthodox liturgical calendar - April 9
April 11 - Eastern Orthodox liturgical calendar - April 13
April 12 - Eastern Orthodox liturgical calendar - April 14
April 14 - Eastern Orthodox liturgical calendar - April 16
April 15 - Eastern Orthodox liturgical calendar - April 17
April 22 - Eastern Orthodox liturgical calendar - April 24
Apr. 23 - Eastern Orthodox liturgical calendar - Apr. 25
April 18 - Eastern Orthodox liturgical calendar - April 20
May 8 – Eastern Orthodox Church calendar – May 10
May 11 - Eastern Orthodox Church calendar - May 13
May 22 - Eastern Orthodox Church calendar - May 24
June 14 - Eastern Orthodox Church calendar - June 16
June 15 - Eastern Orthodox Church calendar - June 17
January 28 - Eastern Orthodox liturgical calendar - January 30
January 30 - Eastern Orthodox liturgical calendar - February 1
April 6 - Eastern Orthodox liturgical calendar - April 8
November 21 - Eastern Orthodox liturgical calendar - November 23
Greek Sources
Russian Sources