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Family name Bumrungruan (Bumrungruan ) , all over the world, is a very rare last name. The cognomen Bumrungruan is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bumrungruan | Thailand |
Amika, Somrak, Somrug, Chonlaya, and Pornchanok