Last name Kolobayev (Kolobayev 
, Колобаев 
) , around the world, is quite a rare family name. The last name Kolobayev is habitual in Russia, where it is quite a rare surname, Belarus, and Azerbaijan.
| VARIANT | COUNTRY |
|---|---|
| Kolobayev | United States |
| Колобаев | Azerbaijan, Kazakhstan, Russia, Kyrgyzstan, Belarus |