(Γλαυκίας), a rhetorician of Athens, who appears to have lived in the first century of our aera, but he is mentioned only by Plutarch (Sympos. 1.10, 3, 2.2).
[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