Oebares II (Old Persian: Vaubara) was, according to Herodotus (Herodotus 6.33) a son of Megabazus, himself a first degree cousin of Darius I. Oebares became satrap of Daskyleion (Hellespontine Phrygia) in 493 BC, after his father. Herodotus mentions Oebares, when writing about the retaliatory actions of the Achaemenid fleet following the Ionian revolt: — Herodotus, VI-33 Megabates was a brother of Oebares. He was a commander of the Achaemenid fleet that sailed against Naxos in 500/499 BC. He also was Satrap of Daskyleion in the early 470s.