Oursos 4 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | M/L IX |
| Variant Names | Orso Badoer |
| Locations | Venetia; Venetia (officeplace) |
| Titles | Doux, Venetia (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) |
Oursos 4 (Ursus Particiacus; Orso I Badoer) was the son of Petrus Particiacus (Petros 142); he was
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