Surname ทวีวรรณ์ (ทวีวรรณ์ 
, Thaweewan 
, Thaweeworn ) , all around the world, is a rare family name. The cognomen ทวีวรรณ์ is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Likewise, ทวีวรรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thaweeworn, ทวีวรรณ์ | Thailand |
| Thaweewan | United States, Thailand |