Globally, นิรวรรณ์ (นิรวรรณ์ 
) is a very rare predominantly feminine, but very infrequently masculine given name. The first name นิรวรรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare principally female, but scarcely masculine name.
| VARIANT | COUNTRY |
|---|---|
| นิรวรรณ์ | Thailand |