Cognomen Уэрга (Uerga 
, Уэрга 
) , in all the world, is a very rare last name. The surname Уэрга is habitual in Eastern Europe, particularly Russia, where it is a very rare surname. Very seldom, Уэрга is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uerga | Nigeria, Spain, United States |
| Уэрга | Russia |