(Φάων), of Phlius, a Pythagorean philosopher, one of the last of that school, a disciple of Philolaus and Eurytus, and, probably in his old age, contemporary with Aristoxenus, the Peripatetic, B. C. 320. (lamblich. de Vit. Pythag. cc. 35, 36; Diog. Leart. 8.46.)
[W.M.G]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890