Family name Machaev (Машаев 
, Machaev , Мачаев ) , worldwide, is quite a rare last name. The surname Machaev is characteristic of Kyrgyzstan, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and Kazakhstan. Measured by absolute frequency, this name is the most popular in Kyrgyzstan, Russia, and Azerbaijan. Much less frequently, Machaev is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Машаев | Kazakhstan, Russia, Kyrgyzstan, Azerbaijan |
| Machaev | Russia |
| Мачаев | Russia, Kyrgyzstan, Kazakhstan |