Save Gender Masculine Usage Korean Scripts 광조(Korean Hangul) 光照, 光祖, etc.(Korean Hanja) Pronounced Pron. /kwaŋ.t͡ɕo̞/ [key·simplify] Meaning & History From Sino-Korean 光 (gwang) meaning "light" combined with 照 (jo) meaning "shine, illuminate, reflect" or 祖 (jo) meaning "ancestor, forefather". Other hanja combinations can form this name as well.