Teo Kok Siang (born 26 August 1990) is a former Malaysian badminton player. In 2008, he won the gold medals at the Asian and World Junior Championships in the boys' doubles partnered with Mak Hee Chun. In 2013, he reach the semi final round at the Southeast Asian Games partnered with Goh V Shem but was defeated by the Indonesian pair, and they settled for bronze. In 2015, he submitted his resignation letters to the Badminton Association of Malaysia (BAM), and started to play as an independent player. Currently, he is the assistant coach for Malaysia mixed doubles national team. Achievements Southeast Asian Games Men's doubles BWF World Junior Championships Boys' doubles Asian Junior Championships Boys' doubles BWF International Challenge/Series Men's doubles BWF International Challenge tournament BWF International Series tournament References External links Living people 1990 births People from Johor Malaysian sportspeople of Chinese descent Malaysian male badminton players Competitors at the 2013 Southeast Asian Games Competitors at the 2015 Southeast Asian Games Southeast Asian Games bronze medalists for Malaysia Southeast Asian Games medalists in badminton 21st-century Malaysian people