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Family name ทุ่งคำ (Thonngkham , ทุ่งคำ, Thaongkham ) , throughout the world, is a rare last name. The last name ทุ่งคำ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ทุ่งคำ is the forename as well as the last name.