Konstantinos 321 | Prosopography of the Byzantine Empire |
| Floruit | L VIII |
| PmbZ No. | 3877 |
| Titles | Patrikios (dignity); Strategos (office) |
| Textual Sources | Menologium Basilii, PG 117. 20-613 (hagiography); Synaxarium Ecclesiae Constantinopolitanae, Propylaeum ad AASS Novembris, ed. H. Delehaye, (Brussels, 1902) (hagiography) |
Konstantinos 321 was a patrikios and strategos; father of Petros 148 whom he personally instructed in pagan and Christian literature; he lived in the reign of the emperor Constantine VI (Konstantinos 8) but died before the emperor Nicephorus (Nikephoros 8) seized the throne (in 802): Synax. Eccl. Const. 792, 5-7 (πατρίκιος καὶ στρατηγός), Menol. Bas. 517A (πατρίκιος).
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