Nuttapong Ketin (; born 24 September 1992 in Chiang Mai, Thailand) is a Thai swimmer. 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.