All around the world, เทียร์ (Thia 
, เทียร์ 
, Teerrew) is quite a rare largely feminine, but infrequently male first name. The given name เทียร์ is characteristic of Indonesia, where it is quite a rare dominantly feminine, but seldom boy's name, Singapore, where it is a rare gender-neutral name, and United Arab Emirates, where it is a rare feminine name. Measured by absolute frequency, this name is the most popular in Indonesia, the United States, and India. Also, เทียร์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thia | Singapore, France, Malaysia, Indonesia, Myanmar |
| เทียร์ | Thailand |