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Cognomen Khamxay (Khamxay
) , all over the world, is a rare last name. The last name Khamxay is habitual in Laos, where it is quite a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Khamxay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khamxay | Laos, United States, Canada, France |