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Family name Bumphenkhajhonsak (Bumphenkhajhonsak ) , all around the world, is an extremely rare last name. The family name Bumphenkhajhonsak is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bumphenkhajhonsak | Thailand |
Phra Arnon, and Phramaha Arnon