Ioannes 531 | Prosopography of the Byzantine Empire |
| Floruit | VII |
| PmbZ No. | 2851 |
| Seal Sources | Zacos, G. and Veglery, A., Byzantine Lead Seals, vol. I (in 3 parts) (Basel, 1972). |
Ioannes 531 was the joint owner of a seal with Georgios 266; the seal is dateable to the seventh century: Zacos and Veglery 1162. The names read: Ἰωάννου Γεωργίου.
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