Bion or Bion Borysthenites
（*Bi/wn), a Scythian philosopher, surnamed BORYSTHENITES, from the town of Oczacovia, Olbia, or Borysthenes, near the mouth of the Dnieper, lived about B. C. 250, but the exact dates of his birth and death are uncertain. Strabo (i. p.15) mentions him as a contemporary of Eratosthenes, who was born B. C. 275. Laertius (4.46, &c.) has preserved an account which Bion himself gave of his parentage to Antigonus Gonatas, king of Macedonia. His father was a freedman, and his mother, Olympia, a Lacedaemonian harlot, and the whole family were sold as slaves, on account of some offence committed by the father.
In consequence of this, Bion fell into the hands of a rhetorician, who made him his heir. Having burnt his patron's library, he went to Athens, and applied himself to philosophy, in the course of which study lie embraced the tenets of almost every sect in succession. First he was an Academic and a disciple of Crates, then a Cynic, afterwards attached to Theodor