Last name Сунтон (Sunthorn 
, Сунтон 
) , across the world, is a rare family name. The cognomen Сунтон is characteristic of Laos, where it is quite a rare surname, Thailand, where it is a rare surname, and New Zealand, where it is a very rare surname. In absolute terms, it most frequently occurs in Thailand, Laos, and the United States. More frequently, Сунтон is the forename as well as the last name.