May 23 - Eastern Orthodox Church calendar - May 25
All fixed commemorations below celebrated on June 6 by Orthodox Churches on the Old Calendar.
For May 24th, Orthodox Churches on the Old Calendar commemorate the Saints listed on May 11.
Martyrs Meletius Stratelates, Stephen, John, and 1218 soldiers with women and children, including:
Serapion the Egyptian, Callinicus the former Magician, Theodore, Faustus, the women Marciana, Susanna, and Palladia, two children Cyriacus and Christian; and
Twelve tribunes: Faustus, Festus, Marcellus, Theodore, Meletius, Sergius, Marcellinus, Felix, Photinus, Theodoriscus, Mercurius, and Didymus — all of whom suffered in Galatia (c.138-161)
Venerable Symeon Stylites the Younger of the Wonderful Mountain (c. 596)
Saint Kyriakos (Cyriacus) of Evrychou, in Cyprus, the Wonderworker.
Nun-martyr Martha, abbess of Monemvasia (990) (see also: May 5)
Martyrs Donatian and Rogatian, brothers (299) (see also: May 23)
Martyr Vincent of Porto, near Rome.
Martyrs Zöellus, Servilius, Felix, Silvanus, and Diocles, in Istria.
Saint Patrice (Patrick), fourth Bishop of Bayeux in France (c.469) (see also: May 23)
Saint Elpidios (Elpidius), Bishop of Aversa in Campania, southern Italy (5th century)
Venerable Nikita Stylites, Wonderworker of Pereyaslavl-Zalesski (1186)
Saint Gregory of Novgorod, Archbishop of Novgorod and Pskov (1193)
Saint Blondina Gobjilă (Blondina of Iași, Mama Blondina), a Confessor from the communist period who was exiled to Siberia for 15 years (1971)
Martyrdom by the Poles of Abbot Anthony, 40 monks, and over 1,000 laymen at the St. Paisius of Uglich Monastery (1609) (see also: May 14)