John of Constantinople

For other uses, see Patriarch John of Constantinople.

John of Constantinople (died 839), also known as John the Confessor,^[1] was an abbot of the Cathares Monastery, in Constantinople. He clashed with the Byzantine Emperor Leo the Armenian, who was instituting a policy of iconoclasm. John survived torture for his iconodulism. He is considered a saint by the Eastern Orthodox Church^[2] and the Roman Catholic Church,^[3] and is celebrated by them on 27 April and 18 April respectively.^[1][4]

John of Constantinople
Confessor of the Faith, Venerable
Born	Irinoupolis
Died	839 Aphousia (now modern-day Avşa, Turkey)
Honored in	Eastern Orthodox Church Roman Catholic Church
Feast	27 April (Eastern Orthodox) 19 April (Roman Catholic)