Cognomen Кубеген (Кубеген 
) , in the world, is an extremely rare family name. The family name Кубеген is habitual in Central Asia, particularly Kazakhstan, where it is a very rare surname. Much more prevalently, Кубеген is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кубеген | Kazakhstan |
Кизбаев, Ибраев, and Абдрахманов