Cognomen Dubaka (Dubaka 
) , in the entire world, is quite a rare surname. The cognomen Dubaka is characteristic of Lithuania, where it is quite a rare surname, Latvia, where it is a rare surname, and India, where it is a very rare surname. Much less frequently, Dubaka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dubaka | Poland, Latvia, India, Lithuania, United States |