Ioannes 274 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | VIII/IX |
| PmbZ No. | 3155 |
| Titles | Basilikos protospatharios (dignity) |
| Seal Sources | Konstantipoulos, K.M., Byzantiaka Molybdoboulla tou en Athenais Ethnikou Nomismatikou Mouseiou (Athens, 1917); repr. from JIAN 5-10 (1902-07) |
Ioannes 274 was a basilikos protospatharios; owner of a seal dateable to the eighth or ninth century: Konstantopoulos, JIAN 7, 503. The name and title read: Ἰ[ω]άννῃ βασιλικῷ πρωτοσπαθαρίῳ.
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