Stephanos 89 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | M/L IX |
| Dates | 869 (taq) / 869 (tpq) |
| Variant Names | Stephanus |
| Religion | Christian |
| Locations | Italy; Italy (officeplace); Rome; Constantinople |
| Occupation | Bishop |
| Titles | Bishop, unknown (Italy) (office) |
| Textual Sources | Vita Ignatii Patriarchae, by Nicetas (BHG 817), PG 105.488-574) (hagiography) |
Stephanos 89 was a bishop from Italy; in 869 he, Donatos 2 and Marinos 15, represented the bishop of Rome, Hadrian II (Hadrianos 8), at the Council summoned at Constantinople by Basilios 7 and the patriarch Ignatios 1: Nicetas, Vita Ignatii 544C (Στέφανος μὲν καὶ Δονᾶτος, ἐπίσκοποι τοῦ πάπα Ῥώμης).
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