May 24 - Eastern Orthodox Church calendar - May 26
All fixed commemorations below celebrated on June 7 by Orthodox Churches on the Old Calendar.
For May 25th, Orthodox Churches on the Old Calendar commemorate the Saints listed on May 12.
Third Finding of the Precious Head of Saint John the Baptist (c. 850)
Martyrs Pasicrates, Valentinian, Julius and others at Dorostolum (302)
Hieromartyr Therapont of Cyprus, bishop (300-305)
Hieromartyrs Maximus and Victorinus (384)
Saint Dodo, prince of Georgia, monk of Gareji (596)
Saint Olbian (Albianos), monk.
Hieromartyr Urban, Pope of Rome (230)
Martyr Celestine, in Rome.
Saint Dionysios (Dionysius Mariani, Denis), Bishop of Milan (359)
Saint Zenobius, first Bishop of Florence (390)
Saint Leo of Troyes, monk who succeeded St Romanus as Abbot of Mantenay near Troyes, France (c. 550)
Saints Injuriosus and Scholastica, a married couple in the Auvergne in France who lived in virginity and holiness (c. 550)
Saint Aldhelm, Bishop of Sherborne (709)
Saint Dúnchad mac Cinn Fáelad (Dunchadh), the eleventh abbot of Iona (707–717) in Scotland (717)
Hieromartyrs Gerbald, Reginhard, Winebald and Worad, of the monastery of St Bertin in France, all martyred by the Danes (862)
Saint Egilhard, eighth abbot of Cornelimünster near Aachen in Germany, martyred by Vikings at Bercheim (881)
Saint Gennadius of Astorga, Bishop of Astorga, later a hermit (936)
Saint Skiota of Georgia (c. 13th century)
Saint Dmitry, Price of Uglich, son of Andrey Vasilyevich (c. 1540)
Saint Thekla of Pereyaslavl, nun, (mother of St. Daniel, Abbot of Pereyaslavl-Zalesski +1540) (16th century)
Saint Innocent archbishop of Cherson and Taurica (1857)
Synaxis of the Saints of Volhynia:
Yaropolk, Stephen, Macarius, Igor and Juliana.
New Martyrs and Confessors
Virgin-Martyr Helen Korobkova (1938)
Hieromartyr Tavrion Tolokontsevo (1939)
Icon of the Mother of God "the Helper of the sinners" from Koretsk.
Commemoration of the Reunion of 3,000,000 Uniates with the Orthodox Church at Vilnius in 1831 (1831)
Repose of recluse George of Zadonsk (1836)
Finding of the holy icon of Saint Demetrios the Myrrh-gusher, in Ermoupolis on the island of Syros, in the Cyclades, Greece (1936)
Commemoration of Protopresbyter John Labunsky of Nizhyn (1945)
May 25 (Eastern Orthodox liturgics) Wikipedia (Text) CC BY-SA