Bitalios 4 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | M IX |
| Religion | Christian |
| Locations | Grado (N. Italy); Grado (N. Italy) (residence); Grado (N. Italy) (officeplace); Nova Venetia (birthplace) |
| Occupation | Bishop |
| Titles | Patriarch, Grado (N. Italy) (office) |
| Textual Sources | Origo Civitatum Italiae seu Venetiarum (Chronicon Altinate et Chronicon Gradense), ed. R. Cessi, Fonti per la storia d'Italia 73 (Rome, 1933) (chronicle) |
Bitalios 4 (Vitalis) was a native of Nova Venetia and was the son of Ioannecenus Particiacus (Ioannecenus 1); he was patriarch of Grado for nineteen years one month six days; he succeeded Victor 7 and was succeeded by Petrus (son of Ioannes Marturius, not in PBE I): Chron. Alt., p. 125 ("
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