(Εὐφρονίδης), of Corinth, a Greek grammarian, who is mentioned among the teachers of Aristophanes of Byzantium. (Suid. s. v. Ἀριστοφάνης.)
[L.S]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