Ioannes 558 | Prosopography of the Byzantine Empire |
| Floruit | M/L VII |
| PmbZ No. | 2876 |
| Titles | Spatharios (dignity) |
| Seal Sources | Zacos, G. and Veglery, A., Byzantine Lead Seals, vol. I (in 3 parts) (Basel, 1972). |
Ioannes 558 was spatharios; owner of a seal dateable to the middle or late seventh century: Zacos and Veglery 647. The text reads: Θεοτόκε βοήθει Ἰωάννου σπαθαρίου.
(Publishable link for this person: )