Ratchayothin Yotharuck (Thai: รัชโยธิน โยธารักษ์, born 13 December 1995 in Nakhon Nayok, Thailand) is a Thai former professional snooker player. Yotharuck has been playing snooker since he was 10 years old and represented Thailand in several international events together with Boonrayit Kiatkul and Noppon Saengkham. In 2013 he received a two-year wildcard for the Main Tour as an nomination, after Asian champion Saleh Mohammad declined his place.