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Surname Chalat (ฉลาด , Chalat , ชลัช ) , in the entire world, is quite a rare cognomen. The surname Chalat is characteristic of Thailand, where it is a rare surname, the Democratic Republic of the Congo, and Morocco. Measured by absolute frequency, it is the most numerous in Thailand, the Democratic Republic of the Congo, and France. More prevalently, Chalat is the forename as well as the last name.