All over the world, Казакс (Казакс 
, Kazaks 
, Kazakas 
) is an extremely rare unknown gender forename. Much more prevalently, Казакс is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Казакс | Ukraine, Russia |
| Kazaks | Canada, United Kingdom, United States, Latvia |
| Kazakas | Greece, Estonia, Lithuania, Australia |
| Kazāks | Latvia |