Tan Chun Seang (born 22 August 1986) is a Malaysian badminton player specializing in men's singles. His best achievement was won the Grand Prix title at the 2013 Canada Open by beating Eric Pang in the final. He was banned from playing in Asian countries for two years by Badminton Association of Malaysia due to his decision to quit the national team. In 2018, Tan was suspended by the Badminton World Federation and banned from participate in fifteen years for playing tournaments over match fixing allegations.