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Cognomen Phankhoksoong (Phankhoksoong ) , worldwide, is a very rare surname. The family name Phankhoksoong is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phankhoksoong | Thailand |
Siriluk, Siriporn, and Nuchchanath