Holy New Martyr John of Ioannina, a tailor burned for Christ in Constantinople.
John was born in Ioannina in Epirus and worked as a tailor in Constantinople among Christians who had accepted Islam. Pressed by them to do the same, he answered that he had been born a Christian and would die one.
After imprisonment and torture he was burned at Constantinople in 1526, and is honoured as the first of the new martyrs of Epirus.
Feast day
On the New Calendar, John the Tailor of Ioannina is commemorated on April 18. Churches on the Old (Julian) Calendar keep the feast on May 1 of the civil calendar.
Also commemorated on April 18

John the Hesychast
Venerable, Ιωάννης ο Ησυχαστής
Venerable John the Hesychast, disciple of Saint Gregory of Decapolis.
Athanasia of Aegina
Holy Woman, Αθανασία η εξ Αιγίνης
Venerable Athanasia of Aegina, abbess and wonderworker.
Name days: Athanasia, Athanassia, Nasia, Athanasoula
Akakios of Melitene
Hierarch, Ακάκιος Μελιτηνής
Saint Akakios, Bishop of Melitene, wonderworker and father of the Third Ecumenical Council.
Cyril VI of Constantinople
Hierarch, Κύριλλος ΣΤ' ο Ιερομάρτυς
Hieromartyr Cyril VI, Patriarch of Constantinople, hanged at Adrianople in 1821.
Synaxis of the Kollyvades Fathers
Saint, Σύναξη των Οσίων Κολλυβάδων
Synaxis of the holy Kollyvades Fathers of Mount Athos, renewers of the spiritual life of the Greek people.