Last name Piyasuk (Piyasuk 
) , around the world, is an extremely rare cognomen. The cognomen Piyasuk is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, Piyasuk is the forename as well as the last name.
Tomita, Davison, Tubsang, Maksanguan, Potikruprasert, Kanokhong, Pakdeevan, Leuangsuwan, Suksawatdi, and Pornpirunamnuay