Was on the bench in March for BBCU FC: http://www.sahadan.com/mac_sonucu/Ratchaburi-BBCU/2479613 According to a number of sources, he's a Thai-American '91 from Oregon. Also a tennis player: http://portlandtribune.com/component/content/article?id=30228 https://en.wikipedia.org/wiki/Chad_Chaiyabutr The full name of BBCU is pretty awesome.
BBCU folded in 2017. Chaiyabutr is still in the Thai 2nd division, with Army United since the beginning of the 2018 season.