Teo Kok Siang

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. He started coaching independent players; Goh Soon Huat and Shevon Jemie Lai in January 2023.

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