Family name Bamrungrat (Bamrungrat 
, บำรุงรัฐ, บำรุงรัตน์) , in all the world, is a rare last name. The surname Bamrungrat is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Bamrungrat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bamrungrat | Thailand |