Tags: Skater.
Sung Si-Bak (Hangul: 성시백 Hanja: 成始柏 born February 18 1987 in Seoul South Korea) is a South Korean short track speed skater. At the 2007 Winter Universiade he won all five short track speed skating events. Sung has won more than 20 World Cup races and earned two World Cup titles in addition to skating on the winning World Championship 5000 m relay teams in 2007 and 2008. He qualified for the 2010 Winter Olympics in Vancouver Canada.