In all the world, รัชนิวรรณ (รัชนิวรรณ 
) is a very rare largely girly, but uncommonly boy's first name. The first name รัชนิวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare unisex name.
| VARIANT | COUNTRY |
|---|---|
| รัชนิวรรณ | Thailand |