Nuttapong Ketin (born 24 September 1992 in Chiang Mai, Thailand) is a Thai National swimmer. The King of Thailand swimmer. The King of breaststroke in Thailand. He competed at the 2012 Summer Olympics in the 200m breaststroke and 200m individual medley events. He competed 3 times of Asian games in the 2010 Guangzhou , China , in the 2014 Incheon , South Korea , in the 2018 Jakarta , Indonesia. He competed and got Gold-medalist in many Sea games championship.