Globally, ธีร์ทัศน์ (ธีร์ทัศน์ 
) is a very rare largely male, but seldom feminine first name. The first name ธีร์ทัศน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare largely masculine, but infrequently female name.
| VARIANT | COUNTRY |
|---|---|
| ธีร์ทัศน์ | Thailand |