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Family name Tongrueang (Tongrueang ) , in all the world, is a very rare last name. The cognomen Tongrueang is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tongrueang | Thailand |
Jintana, Wannipa, Samniang, Chayanat, Ramwalee, Parinyaphat, and Pattharapong