Cognomen วายะ (Waya 
, วายะ 
) , in the entire world, is a common family name. The cognomen วายะ is characteristic of Tanzania, where it is quite a rare surname, Myanmar, and Libya. In absolute terms, it is commonest in Tanzania, Nigeria, and Japan. Likewise, วายะ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Waya | Nigeria, Japan, Democratic Republic of the Congo, Myanmar, Tanzania |
| วายะ | Thailand |