Smith's Bible Dictionary

Tryphon A usurper of the Syrian throne. His proper name was Diodotus, and the surname Tryphon was given to him or adopted by him after his secession to power. He was a native of Cariana. 1 Macc. 11:39, 12:39-50, etc. "Tryphon, by treason and successive wars, gained supreme power, killed Antiochus and assumed the throne. "The coins bear his head as Antiochus and Trypho."