Nam-seon, also spelled Nam-sun, is a Korean given name.
People with this name include: Choe Nam-seon (1890–1957), Korean male historian and independence activist Ryu Soo-young (born 1979 as Eo Nam-seon), South Korean male actor Kim Nam-sun (born 1981), South Korean female handball player who competed at the 2008 Summer Olympics
See also List of Korean given names
References