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Last name Phoophinyo (Phoophinyo ) , all over the world, is a very rare cognomen. The surname Phoophinyo is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phoophinyo | Thailand |
Siwawut, Tadsawan, and Nartchanok