Constantine I of Constantinople

Constantine I of Constantinople (Greek: Κωνσταντῖνος; died 9 August 677) was the Ecumenical Patriarch of Constantinople from 675 to 677. He is listed as a saint, feast day 29 July. He was preceded by John V of Constantinople.^[1] He was succeeded by Theodore I of Constantinople.^[2]

Constantine I of Constantinople
Ecumenical Patriarch of Constantinople
Icon by Nicholas Galanopulos
Installed	2 September 675
Term ended	9 August 677
Predecessor	John V of Constantinople
Successor	Theodore I of Constantinople
Personal details
Died	9 August 677
Denomination	Chalcedonian Christianity