Gregorios 3 | Prosopography of the Byzantine Empire |
| Floruit | M VII |
| Dates | 653 (taq) / 652 (tpq) |
| PmbZ No. | 2346 |
| Textual Sources | Theophanes Confessor, Chronographia, ed. C. de Boor, 2 vols. (Leipzig, 1883-85, repr. Hildesheim/NewYork, 1980); tr. and comm. C. Mango and R. Scott, The Chronicle of Theophanes Confessor, Oxford 1997 (chronicle) |
Gregorios 3 = Gregorios 2 and Gregorios 156.
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