Tarasos 1 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | M VII |
| Dates | 645 (taq) / 646 (tpq) |
| PmbZ No. | 987 |
| Variant Names | Tarasus |
| Religion | Anti-monothelete |
| Locations | Usilabis civitas (Byzacena); Usilabis civitas (Byzacena) (officeplace) |
| Occupation | Bishop |
| Titles | Bishop, Usilabis civitas (Byzacena) (office) |
| Textual Sources | Lateran Council = Concilium Lateranense anno 649 celebratum, ed. R. Riedinger, ACO II 1 (Berlin, 1984) (conciliar) |
Tarasos 1's full name was Beatus Laurentius Tarasus; he was bishop of Usilabis Civitas in Byzacena; in 645/646 he subscribed the letter sent from the bishops of Byzacena to the emperor Constans II (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 twenty-eighth: Conc. Lat., p. 79, lines 6-7 (
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