Globally, ประมวลรัตน์ (ประมวลรัตน์ 
) is a very rare epicene forename. The forename ประมวลรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare gender-neutral name. Likewise, ประมวลรัตน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ประมวลรัตน์ | Thailand |