Surname Chhon (ឈន់ 
, ชอน 
, ชน ) , all over the world, is quite a common last name. The cognomen Chhon is habitual in South-eastern Asia, particularly Cambodia, where it is quite a common surname, Thailand, where it is a very rare surname, and Malaysia. In absolute terms, it is commonest in Cambodia, Thailand, and the United States. Also, Chhon is the forename as well as the last name.