Worldwide, นิญารัตน์ (นิญารัตน์ 
) is a very rare predominantly girly, but very infrequently male first name. The given name นิญารัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare principally feminine, but very seldom boy's name.
| VARIANT | COUNTRY |
|---|---|
| นิญารัตน์ | Thailand |