Ioannes 191 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | VII |
| PmbZ No. | 2788 |
| Religion | Christian |
| Occupation | Bishop |
| Titles | Metropolitan, unknown (office) |
| Seal Sources | Laurent, V., Le corpus des sceaux de l'empire byzatin, V, 1-3, L'église (Paris, 1963-72); II, L'administration centrale (Paris, 1981) |
Ioannes 191 was metropolitan bishop of an unnamed see; owner of a seal dateable to the seventh century: Laurent, Corpus V 1, no. 936. Obv.: image of a military saint, possibly Theodoros. Rev.: + - Ιωα[ν] - νου μ - [η]τροπ - [ο]λ[ιτ(ου)].
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