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Cognomen 查 (Zha , 查 , แฉ ) , all over the world, is a widespread surname. The family name 查 is habitual in China, where it is quite a common surname, Indonesia, where it is quite a rare surname, and Hong Kong. Measured by absolute frequency, the name is most common in China, Indonesia, and India. Very seldom, 查 is the forename as well as the last name.