Throughout the world, ทรรศนีย์วรรณ (ทรรศนีย์วรรณ 
) is a very rare gender-neutral first name. The first name ทรรศนีย์วรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare gender-neutral name.
| VARIANT | COUNTRY |
|---|---|
| ทรรศนีย์วรรณ | Thailand |