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Cognomen ซึ้งประสิทธิ์ (ซึ้งประสิทธิ์, Suengprasit ) , around the world, is a very rare surname. The surname ซึ้งประสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
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Suengprasit | Thailand |