Surname ฉลู (Clau 
, Chalu 
, ฉลู 
) , in the entire world, is quite a rare last name. The cognomen ฉลู is habitual in Romania, where it is quite a rare surname, Bahrain, and Bolivia, where it is a rare surname. In absolute terms, it most frequently occurs in Romania, the United States, and Indonesia. More frequently, ฉลู is the forename as well as the last name.