Cognomen Chlam (Chhlam 
, Chlam 
) , in the world, is a very rare last name. The family name Chlam is habitual in Malaysia, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States. In absolute terms, the name is most common in the United States, India, and Malaysia. Very seldom, Chlam is the forename as well as the last name.