Ioannes 330 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | VII |
| PmbZ No. | 2855 |
| Religion | Christian |
| Seal Sources | Speck, P. et al. (eds.), Byzantinische Bleisiegel in Berlin (West) (Bonn, 1986) |
Ioannes 330 was the owner of a seal dateable to the seventh century: Speck, Bleisiegel 71. Obv.: bust of the Virgin. Rev.: cruciform monogram, partly destroyed, probably of Ιωαννου.
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