Wuttichai Masuk

Wuttichai Masuk (จ่าอากาศโท วุฒิชัย มาสุข; born 16 March 1990 at Buriram Province), is a Thai boxer who competes in the light welterweight division. He won the gold medal at the 2009 Asian Amateur Boxing Championships after defeating Hurshid Tojibaev of Uzbekistan. He also won gold medal of the Boxing at the 2014 Asian Games.

Masuk is also one of the most successful boxers in the Southeast Asian Games with four gold medals. He ruled the light welterweight division in the biennial multi-sport meet in 2013, 2015 and 2017 and added a fourth gold medal as a welterweight in 2019.

His brother Suthin is also an international boxer.