Family name Уянга (Uyanga 
, Уянга 
) , around the globe, is quite a rare surname. The cognomen Уянга is habitual in Mongolia, where it is quite a common surname, Tanzania, where it is a rare surname, and Nigeria, where it is a very rare surname. More prevalently, Уянга is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uyanga | Mongolia, Tanzania, South Korea, United States, Nigeria |
| Уянга | Russia, Kazakhstan, Ukraine |