Surname Гюльага (Гюльага 
, Giulaga 
) , in the entire world, is an extremely rare cognomen. The family name Гюльага is habitual in Georgia, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. More frequently, Гюльага is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Гюльага | Kyrgyzstan, Kazakhstan, Russia, Ukraine |
| Giulaga | Georgia |