Cognomen Бартая (Бартая 
, Bartaia 
) , across the world, is a very rare last name. The surname Бартая is habitual in Georgia, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Бартая | Kazakhstan, Russia, Ukraine |
| Bartaia | United Kingdom, Georgia |