In the world, ธรรมาสน์ (ธรรมาสน์ 
, Thammat 
, Pulphet) is an extremely rare gender-neutral first name. More frequently, ธรรมาสน์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thammasar, ธรรมาสน์ | Thailand |
| Thammat | India, Thailand |
Thammakas, Thammakason, Thammanas, Thammasaard, Thammasack, Thammasad, Thammasanya, Thammasarat, Thammasat, Thammasattha, Thammasom, and Thammaxat