Surname Кутнаев (Кутнаев 
) , all around the world, is a rare last name. The surname Кутнаев is habitual in Kyrgyzstan, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan. Much less frequently, Кутнаев is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Кутнаев | Kyrgyzstan, Kazakhstan, Russia, Ukraine |