Throughout the world, ทิวรัตน์ (ทิวรัตน์ 
) is a very rare mostly boy's, but uncommonly feminine first name. The given name ทิวรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare dominantly masculine, but uncommonly feminine name.
| VARIANT | COUNTRY |
|---|---|
| ทิวรัตน์ | Thailand |