John XIII of Constantinople explained

Church:	Church of Constantinople
Archbishop Of:	Ecumenical Patriarch of Constantinople
Term:	12 May 1315 – 11 May 1319
Predecessor:	Nephon I of Constantinople
Successor:	Gerasimus I of Constantinople
Birth Date:	?
Death Date:	after 1320

John XIII (Greek: Ἰωάννης; died after 1320) was the Ecumenical Patriarch of Constantinople from 1315 to 1319.^[1] Prior to becoming the patriarch, he had served in the laity and his name was Glykys Melodos; he was sometimes referred to as John Glykys.^{[2] [3]} One of his students was the Byzantine astronomer and scholar Nicephorus Gregoras.^[4]

Notes and References

1. Book: Nicol, Donald M. . The Last Centuries of Byzantium, 1261-1453 . 1993-10-14 . Cambridge University Press . 978-0-521-43991-6 . 105 . en.
2. Book: Bryer . Anthony . The Sweet Land of Cyprus: Papers Given at the Twenty-fifth Jubilee Spring Symposium of Byzantine Studies, Birmingham, March 1991 . Georghallides . G. S. . 1993 . Cyprus Research Centre . 978-9963-0-8024-3 . 382 . en.
3. Book: Kiminas, Demetrius . The Ecumenical Patriarchate . 2009-03-01 . Wildside Press LLC . 978-1-4344-5876-6 . 36 . en.
4. Book: Christian-Muslim Relations. A Bibliographical History. Volume 5 (1350-1500) . 2013-06-28 . BRILL . 978-90-04-25278-3 . 133 . en.