All over the world, Gubar-Guller (Gubar-Guller 
) is an extremely rare unknown gender forename. Much more frequently, Gubar-Guller is the last name as well as the forename. Parts of the name also exists independently as a last name Gubar, and a last name Guller.
| VARIANT | COUNTRY |
|---|---|
| Gubar-Guller | United States |