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.
* 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)
Notes.
 ;templatestyles src="Reflist/styles.css" / ;
References.
 ;templatestyles src="Reflist/styles.css" / ;
Sources.
Greek Sources
Russian Sources