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Family name Khamphouvanh (Khamphouvanh
) , globally, is an extremely rare surname. Much more prevalently, Khamphouvanh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khamphouvanh | Laos, United States, Thailand |
Maliya, Veemara, Khammany, Sayapathoum, and Sisoukrath