Giannis 1 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | IX/X |
| PmbZ No. | 2314 |
| Seal Sources | Konstantipoulos, K.M., Byzantiaka Molybdoboulla tou en Athenais Ethnikou Nomismatikou Mouseiou (Athens, 1917); repr. from JIAN 5-10 (1902-07) |
Giannis 1 was owner of a seal of uncertain date, possibly ninth or tenth century: Konstantopoulos, JIAN 10, 948b. The name reads: Γιανι. The name is unusual.
(Publishable link for this person: )