Surname Promwut (พรหมวุฒิ 
, Promwut 
) , in the world, is an extremely rare cognomen. The family name Promwut is characteristic of Norway, where it is a very rare surname, and Thailand, where it is an extremely rare surname. More frequently, Promwut is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พรหมวุฒิ | Thailand |
| Promwut | Norway, Thailand |