Ioannes 601 | Prosopography of the Byzantine Empire |
| Floruit | E VIII/M IX |
| PmbZ No. | 3353 |
| Religion | Christian |
| Occupation | Bishop |
| Titles | Bishop, unknown (office) |
| Textual Sources | Gouillard, J., "Le Synodikon de l'orthodoxie", TM 2 (1967), pp. 45-107 (liturgical) |
Ioannes 601 was a metropolitan bishop (μητροπολίτης) recorded in the Synodikon of Orthodoxy: Gouillard, "Synodikon", p. 108, 1. His date is uncertain but probably lies in or soon after the iconoclast period, between the mid eighth century and the mid ninth.
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