Ioannes 319 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | E IX |
| PmbZ No. | 3229 |
| Occupation | Merchant |
| Titles | Pragmateutes (office) |
| Seal Sources | Zacos G., and Nesbitt, J., Byzantine Lead Seals, vol. II (in 3 parts), (Berne, 1984). |
Ioannes 319 was a pragmateutes (trader); owner of a seal dateable to the early ninth century: Zacos II 926. Obv.: forepart of a griffin. Rev.: + Ιωα - ννου πρ - αυματε - υτου. The name and title read: Ἰωάννου πραγματευτοῦ.
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