Cognomen Premhathai (Premhathai 
) , in the entire world, is an extremely rare last name. The cognomen Premhathai is habitual in Southern Europe, particularly Spain, where it is a very rare surname. More frequently, Premhathai is the forename as well as the last name.
Ruan, Siridech, Sangkaew, Kantapeeti, Amornphetsathaporn, Chareonweerakul, and Boonchaliew