All over the world, นัฐธิวรรณ (นัฐธิวรรณ 
) is a very rare epicene forename. The first name นัฐธิวรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare epicene name.
| VARIANT | COUNTRY |
|---|---|
| นัฐธิวรรณ | Thailand |
รัตติมาสกุล, and เจริญสง