(Ἀλέξανδρος), of ANTIOCHIA, a friend of M. Antonius, who being acquainted with the Syriac language, acted twice as interpreter between Antonius and one Mithridates, who betrayed to him the plans of the Parthians, to save the Romans. This happened in B. C. 36. (Pseudo-Appian, Parth. pp. 93, 96, ed. Schweigh.)
[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