Family name Arphaphat (Arphaphat 
) , worldwide, is an extremely rare last name. The surname Arphaphat is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, Arphaphat is the forename as well as the last name.
Sudto, Brody, Srisil, Nopkao, Yenying, Yunkong, Sukhitawut, Boonjang, Kitikrailerd, Phromwong, Noisopha, Iamsaard, Kitchaitanaphat, Thongkhao, and Nitiyasattarin