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Last name Khanthusaeng (Khanthusaeng ) , in all the world, is a very rare surname. The cognomen Khanthusaeng is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khanthusaeng | Thailand |
Chayan, Sukanda, Natharuja, and Acharaporn