In the world, นันธวรรณ (นันธวรรณ 
) is a very rare principally female, but very infrequently male forename. The forename นันธวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare principally feminine, but scarcely masculine name.
| VARIANT | COUNTRY |
|---|---|
| นันธวรรณ | Thailand |