Ioannes 576 | Prosopography of the Byzantine Empire |
| Floruit | VIII |
| PmbZ No. | 3025 |
| Occupation | Secretary |
| Titles | Hypatos (dignity); Asekretis (office) |
| Textual Sources | Corpus Inscriptionum Graecarum, Vol. IV, ed. A. Boeckh and others (epigraphy) |
| Seal Sources | Laurent, V., Les sceaux byzantins du médaillier Vatican (Vatican City, 1962) |
Ioannes 576 was hypatos and asekretis; owner of a seal dateable to the eighth century; he is styled doulos of the Theotokos: Laurent, Vat. 29 = CIG IV 9019. The name and titles read: Ἰωάννου ὑπάτου καὶ ἀσηκρῆτις δούλου τῆς Θεοτόκου.
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