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Cognomen วงศ์จำนงค์ (วงศ์จำนงค์, Vongjamnong , Vongjumnong ) , in the entire world, is a very rare family name. The cognomen วงศ์จำนงค์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
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Vongjamnong, Vongjumnong, Wongjamnong | Thailand |
Wongchamnong, and Wongjumnong