Save Gender Masculine Usage Thai Scripts อิทธิชัย(Thai) Pronounced Pron. /ʔit̚˨˩.tʰiʔ˦˥.ˈt͡ɕʰaj˧/ [key·simplify] Other Forms FormsIttichai, Ithichai, Itichai, Aitthichai, Aittichai, Aithichai, Aitichai Meaning & History From Thai อิทธิ (itthi) meaning "power, might" and ชัย (chai) meaning "victory".