Pionia
Πιονία
Pionia (Πιονία: Eth. Pionita), a town in the interior of Mysia, on the river Satnioeis, to the northwest of Antandrus, and to the north-east of Gargara. (Strab. xiii. p.610.) Under the Roman dominion it belonged to the jurisdiction of Adramyttium (Plin. Nat. 5.32), and in the ecclesiastical notices it appears as a bishopric of the Hellespontine province. (Hierocl. p. 663; Sestini, p. 75.)
From William Smith (ed.), Dictionary of Greek and Roman Geography. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.