Throughout the world, ถวัล (Thawan 
, ถวัล ) is a rare principally masculine, but very infrequently girly given name. The first name ถวัล is habitual in Thailand, where it is a rare mostly boy's, but uncommonly feminine name, Brazil, where it is a rare male name, and India, where it is an extremely rare epicene name. Very seldom, ถวัล is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thawan | Myanmar, Thailand, Brazil, India, Kuwait |
| ถวัล | Thailand |