Cognomen Ruangwet (Ruangwet 
) , around the world, is a rare family name. The family name Ruangwet is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Ruangwet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruangwet | Thailand |
Suwit, Warawut, Yupaporn, Viraphong, and Kodchakorn