Kallistos 16 | Prosopography of the Byzantine Empire |
| Floruit | E IX |
| Dates | 803 (taq) / 803 (tpq) |
| PmbZ No. | 3604 |
| Variant Names | Callistus |
| Locations | Salz (Francia) |
| Titles | Kandidatos (dignity) |
| Textual Sources | Annales Regni Francorum, ed. F. Kurze, MGH, Scr. Rer. Ger. 6 (1895; repr. 1950) (annals) |
Kallistos 16 was a kandidatos and was one of the three envoys sent by the emperor Nikephoros I (Nikephoros 8) in 803 to discuss peace with Charlemagne (Karoulos 1); the two others were Michael 6 (bishop of Synnada) and Petros 140; they accompanied the Frankish envoys Iesse 1 and Helmgaud (Helmgoth 1) and met Karoulos 1 at Salz on the river Saale; they obtained from him a letter with peace proposals and returned to Constantinople via Rome: Annales Regni Francorum s.a. 803.
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