Cognomen สวียา (Sawiya 
, Sweeya 
, สวียา ) , in the entire world, is a rare family name. The surname สวียา is habitual in Tanzania, where it is a very rare surname, Indonesia, and Israel. Not in comparison with a country's population, it most frequently occurs in Indonesia, Tanzania, and India. More prevalently, สวียา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sawiya | Tanzania, Philippines, India, Indonesia, Nigeria |
| Sweeya | United States, Thailand, India |
| สวียา | Thailand |