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Surname Chalu (Chalu
, ฉลู
) , globally, is quite a rare last name. The cognomen Chalu is habitual in Bahrain, where it is quite a rare surname, Tanzania, where it is a rare surname, and Argentina. Not in comparison with a country's population, the name is most common in Tanzania, Ethiopia, and Argentina. More frequently, Chalu is the forename as well as the last name.