Surname อำพรรัตน์ (Amphonrat 
, Aumpornrat , Aumpronrat ) , worldwide, is a very rare cognomen. The family name อำพรรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, อำพรรัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aumpornrat, Amphonrat, Aumpronrat | Thailand |