Gregorios 123 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | IX |
| PmbZ No. | 2492 |
| Titles | Basilikos kandidatos (dignity) |
| Seal Sources | Zacos, G. and Veglery, A., Byzantine Lead Seals, vol. I (in 3 parts) (Basel, 1972). |
Gregorios 123 was a basilikos kandidatos; owner of a seal dateable to the ninth century: Zacos and Veglery 3025. The name and title read: Γρηγορίῳ βασιλικῷ κανδιδάτῳ.
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