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Cognomen ลอยสุวงศ์ (ลอยสุวงศ์ , Loisuwong ) , in all the world, is a very rare surname. The last name ลอยสุวงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
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ลอยสุวงศ์, Loisuwong | Thailand |