Ryu Hyun-woo (; born in 1973 in Pyongyang) is a former North Korean ambassador to Kuwait. He defected to South Korea in September 2019. RyuâÂÂs wife is the daughter of Jon Il-chun, who oversaw operations of North KoreaâÂÂs Room 39 for over a decade. Ryu was posted to Syria from 2010 to 2013.