Worldwide, มรีรัตน์ (มรีรัตน์ 
) is a very rare primarily girly, but very infrequently boy's given name. The forename มรีรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare principally girly, but very infrequently masculine name. Also, มรีรัตน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| มรีรัตน์ | Thailand |