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Last name Phengvilay (Phengvilay
) , in all the world, is a rare family name. The cognomen Phengvilay is habitual in South-eastern Asia, particularly Laos, where it is quite a common surname.
| VARIANT | COUNTRY |
|---|---|
| Phengvilay | Laos, United States, Thailand |
Dao, Suni, William, and Phonepasith