1. An Athenian general in the time of the Peloponnesian war, the son of Epicles.
He was one of the three commanders of the squadron sent out to assist the Corcyraeans in their contest with the Corinthians. Again, in the first year of the Peloponnesian war (B. C. 431), Proteas was one of the three commanders of the fleet of 100 ships, sent round Peloponnesus (Thuc. 1.45