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Family name Phorphakwaen (Phorphakwaen ) , in the world, is a very rare cognomen. The cognomen Phorphakwaen is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phorphakwaen | Thailand |
Iyakarn, Pradchaya, Prachaya, Pimonrat, and Aunyamanee