Worldwide, พรหมสิริ (พรหมสิริ 
) is a very rare unisex forename. The forename พรหมสิริ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare unisex name. Likewise, พรหมสิริ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| พรหมสิริ | Thailand |