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Cognomen สุทธิกิจ (สุทธิกิจ , Sutthikit , Suttikit ) , worldwide, is a very rare surname. The last name สุทธิกิจ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, สุทธิกิจ is the forename as well as the last name.