Yunjin Kim (born November 7, 1973 in Seoul, South Korea) is a Korean American film and theater actress. Although she is best known in the English-speaking world for her role as Sun-Hwa Kwon on the American television series, Lost, Kim has also appeared in numerous film and TV projects in South Korea.
At the age of ten, Kim immigrated to the United States with her family. They lived in Staten Island, New York. She joined the middle school drama club in the 7th grade and performed in the musical My Fair Lady. She is a trained dancer and martial arts fighter. She is also Goodwill Ambassador for the 2002 World Cup in Japan and Korea, representing Korea.