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Surname Phoutthavongsa (Phoutthavongsa ) , worldwide, is quite a rare family name. The last name Phoutthavongsa is characteristic of South-eastern Asia, particularly Laos, where it is quite a common surname.
VARIANT | COUNTRY |
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Phoutthavongsa | Laos |
Bounmy, Keo Oudom, Phetmany, Souksavanh, Phonesavanh, and Douangsavanh