Save Gender Masculine Usage Thai Scripts ธีรชัย, ธีระชัย(Thai) Pronounced Pron. tee-ra-CHIE [key·IPA] Other Forms FormsTirachai, Theerachai, Teerachai Meaning & History From Thai ธีร (thira) meaning "scholar, philosopher, wise, learned" and ชัย (chai) meaning "victory".