ANTIOCHUS OF SYRACUSE, Greek historian, flourished about 420 B.C. He wrote a History of Sicily from the earliest times to 424, which was used by Thucydides, and the Colonizing of Italy, frequently referred to by Strabo and Dionysius of Hali carnassus See Muller, Fragmenta Historicorum Graecorum, i.; Wolfflin, Antiochos von Syrakus (1872) .