Across the world, Doubaev (Дубаев 
, Doubaev 
) is an extremely rare unknown gender first name. Much more frequently, Doubaev is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Дубаев | Kazakhstan, Russia, Kyrgyzstan, Belarus, Tajikistan |
| Doubaev | France |