Ioannes 257 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | VII/VIII |
| PmbZ No. | 2916 |
| Titles | Anthypatos (dignity); Illoustrios (dignity) |
| Seal Sources | Konstantipoulos, K.M., Byzantiaka Molybdoboulla tou en Athenais Ethnikou Nomismatikou Mouseiou (Athens, 1917); repr. from JIAN 5-10 (1902-07) |
Ioannes 257 was illoustrios and anthypatos; owner of a seal dateable to the seventh or eighth century: Konstantopoulos, JIAN 6, 295. The name and titles read: Ἰωάννου ἰλλουστρίου καὶ ἀνθυπάτου.
(Publishable link for this person: )