3. Protector (Προτίκτωρ, i. e. body-guard), the son of Euphratas of Byzantium, was a rhetorician and historical writer under the emperor Mauricius, whose reign began in A. D. 581.
[P.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