Seong-hun is a Korean masculine given name, also spelled Sung-hoon. It was the fifth-most popular name for baby boys in South Korea in 1970, falling to sixth place in 1980. The name is composed of two Sino-Korean syllables: 成 (seong) meaning "completed, finished, succeeded" and 勛 (hun) meaning "meritorious deed, rank". Other hanja character combinations can form this name as well. Notable Bearers Notable individuals with this name span entertainment and sports: Sung Hoon (born Bang Sung-hoon, 1983), South Korean actor. Kang Sung-hoon (born 1980), South Korean singer. Kim Seong-hun (born 1971), South Korean filmmaker. Kim Sung-hoon (born 1974), South Korean director. Park Sung-hoon (born 1985), South Korean actor. Sunghoon (born Park Sung-hoon, 2002), South Korean singer, member of Enhypen. Ha Jung-woo (born Kim Sung-hoon, 1979), South Korean actor. An Sung-hun (born 1982), South Korean footballer. Cho Sung-hoon (born 1964), South Korean skier. Cheon Seong-hoon (born 2000), South Korean football player. Cultural Significance The popularity of Seong-hun in the 1970s and 1980s reflects a trend for names combining aspirational qualities like achievement (seong) and merit (hun). The spelling "Sung-hoon" is an alternative romanization. Meaning: "Completed, succeeded" + "meritorious deed" Origin: Sino-Korean Type: Given name (masculine) Usage regions: South Korea Variant: Sung-hoon