Family name Chubaev (Чубаев 
, Chubaev 
) , all around the world, is a rare cognomen. The family name Chubaev is habitual in Belarus, where it is a rare surname, Kazakhstan, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Чубаев | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Chubaev | Russia, United States, Kazakhstan, Belarus |