Most Popular Boys’ Names in South Korea Seo-joon (서준) Ha-joon (하준) Do-yoon (도윤) Si-woo (시우) Ji-ho (지호) Min-joon (민준) Ye-joon (예준) Joo-won (주원) Eun-woo (은우) Seo-jin (서진) 2018 Data, South Korean Family Relations Registry ShareShareTweet