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Family name Upanwan (Upanwan , อุปวรรณ ) , globally, is a rare cognomen. The cognomen Upanwan is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
อุพันวัน
Anawin, Sathorn, Pattama, Penthip, Tanawan, Suparoek, Kittipoj, Kittisak, Pinkamol, Pinkamon, Janejira, Chainarong, and Trinnaphop