Cognomen Thawiwat (ทวีพัฒน์ 
, Thawiwat 
) , around the world, is a rare last name. The surname Thawiwat is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Also, Thawiwat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทวีพัฒน์ | Thailand |
| Thawiwat | Myanmar, Thailand |