May 12 - Eastern Orthodox Church calendar - May 14
All fixed commemorations below celebrated on May 26 by Orthodox Churches on the Old Calendar.
For May 13th, Orthodox Churches on the Old Calendar commemorate the Saints listed on April 30.
New Martyrs and Confessors
Hieromartyrs Basil Sokolov, Alexander Zaozersky, and Christopher Nadezhdin (1922)
Hieromartyr Macarius Telegin, and Martyr Sergius Tikhomirov (1922)
103 New Hieromartyrs of Cherkassk (Cherkas' ) (20th century)
Consecration of the Monastery of Panagia Pantanassa (Most-Holy Queen of All), on the small island of Hagia Glykeria (Incirli Adasi) in the Bay of Tuzla (12th century)
Translation of the relics (1688) of Hieromartyr Saint Macarius, Archimandrite of Ovruch and Pinsk, from Kaniv to Pereyaslavl (1678)
Repose of righteous Priest Alexis of Bortsurmany, disciple of St. Seraphim of Sarov (1848)
Repose of Rassophore Monk John, of St. Nilus of Sora Monastery (1863)
Repose of Eldress Sepfora of Klykovo (1997)
May 13 (Eastern Orthodox liturgics) Wikipedia (Text) CC BY-SA