Datianos 1 | Prosopography of the Byzantine Empire |
| Floruit | M VII |
| Dates | 645 (taq) / 646 (tpq) |
| PmbZ No. | 1237 |
| Variant Names | Datianus |
| Religion | Anti-monothelete |
| Locations | Turris Blanda (Byzacena); Turris Blanda (Byzacena) (officeplace) |
| Occupation | Bishop |
| Titles | Bishop, Turris Blanda (Byzacena) (office) |
| Textual Sources | Lateran Council = Concilium Lateranense anno 649 celebratum, ed. R. Riedinger, ACO II 1 (Berlin, 1984) (conciliar) |
Datianos 1 was bishop of Turris Blanda in Byzacena; in 645/646 he subscribed the letter sent from the bishops of Byzacena to the emperor Constans (Konstans 1) asking him to persuade the patriarch of Constantinople, Paulos 2, to abandon the monothelete heresy; the letter was read out at the Lateran Council in October 649; in the list of signatures his name appears third: Conc. Lat., p. 76, line 17 (Δατιανὸς ἐπίσκοπος Τουρρεβλάνδης), p. 77, line 15 ("
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