Euphemia 3 | Prosopography of the Byzantine Empire |
| Sex | F |
| Floruit | M VIII |
| Variant Names | Eufimia |
| Religion | Christian |
| Locations | Ravenna (residence); Ravenna |
| Occupation | Deaconess |
| Textual Sources | Agnellus, Liber Pontificalis Ecclesiae Ravennatis, ed. O. Holder-Egger, MGH, Scr. Rer. Lang., pp. 275-391. (history) |
Euphemia 3 was betrothed to Sergios 54 when the latter was elected archbishop of Ravenna; on taking office he consecrated her deaconess: Agnellus, Lib. Pont. Eccl. Rav. 154 ("
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