Throughout the world, ทวีวัฒนา (ทวีวัฒนา 
, Taveevatana 
, Thaweewattana ) is a very rare epicene forename. The forename ทวีวัฒนา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare unisex name. Also, ทวีวัฒนา is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thaweewattana, Thawiwatthana, ทวีวัฒนา | Thailand |
| Taveevatana | Thailand, United States |
Taveewattana, Tawattnakon, Taweewatana, Taweewattana, Tharuewat, Thaveewattana, Thawaivat, Thawatthana, Thawattum, Thaweewatthana, Thawewatthana, Thawichawatt, Thawiwattana, Thowattana, Thowatthana, and Thweewattana