Jin-Sun Yoo
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Jin-Sun Yoo (born July 12, 1962 in Seochun) is a former tennis player from South Korea, who represented his native country as a qualifier at the 1988 Summer Olympics in Seoul. There he was defeated in the first round by the number twelve seed from Israel, Amos Mansdorf. The righthander reached his highest singles ATP-ranking on June 13, 1988, when he became the number 194 of the world.