Cognomen Bhamorbutr (Bhamorbutr 
) , worldwide, is a very rare family name. The surname Bhamorbutr is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bhamorbutr | Thailand |
Airak, Manusaporn, Sarinthorn, Sarinthon, and Pornthipha