Family name Yoowang (Yoowang 
) , in all the world, is a very rare cognomen. The family name Yoowang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yoowang | Thailand |
Amita, Anurak, Sanphawat, Phakchanya, and Benchaporn