Cognomen เถาว์ (Taew 
, เถาว์ , Taow 
) , all over the world, is a rare last name. The cognomen เถาว์ is habitual in South-eastern Asia, particularly Myanmar, where it is a rare surname, Malaysia, and Indonesia, where it is a very rare surname. Likewise, เถาว์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Taew | Thailand, Myanmar, India, United Arab Emirates, United States |
| เถาว์ | Thailand |
| Taow | Malaysia, Thailand, India, United States, Indonesia |