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Family name ดุจญาดา (ดุจญาดา , Dujriyada , Dujada ) , in the world, is a very rare last name. The last name ดุจญาดา is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ดุจญาดา is the forename as well as the last name.
ไกรธนเดชกุล, and สิริธรปภาณ