Surname Микайлов (Микайлов 
, Mikaylov 
) , in all the world, is a rare last name. The family name Микайлов is characteristic of Azerbaijan, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Belarus, where it is a very rare surname. In absolute terms, it is commonest in Azerbaijan, Russia, and Bulgaria. Very seldom, Микайлов is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Микайлов | Belarus, Ukraine, Kazakhstan, Russia |
| Mikaylov | United States, Azerbaijan, Bulgaria |