Surname แคลน (Klain 
, Klans 
, แคลน 
) , in the entire world, is quite a rare last name. The cognomen แคลน is characteristic of Myanmar, where it is quite a rare surname, Czechia, and Argentina, where it is a rare surname. In absolute terms, this name is the most popular in Myanmar, Brazil, and the United States. Very seldom, แคลน is the forename as well as the last name.