Across the world, ทิวามาศ (ทิวามาศ 
, Thiwamat ) is a very rare feminine given name. The forename ทิวามาศ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare girly name.
| VARIANT | COUNTRY |
|---|---|
| ทิวามาศ, Thiwamat | Thailand |