Supanida Katethong (Thai: ศุภนิดา เกตุทอง; born 26 October 1997) is a Thai badminton player. She started playing badminton at aged nine, and join the Thailand national junior team in 2015. She won her first international title at the 2014 Singapore International tournament in the women's singles event. In the early of 2015, she won the women's singles title at the Granular Thailand International Challenge tournament. In May 2015, she won double titles at the Smiling Fish International tournament in the women's singles and doubles event. She also won the Sri Lanka International tournament in the women's singles event.