Cognomen Mousatov (Мусатов 
, Mousatov 
) , globally, is a common family name. The last name Mousatov is characteristic of Russia, where it is quite a rare surname, Belarus, and Azerbaijan. Not in comparison with a country's population, it is commonest in Russia, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Мусатов | Azerbaijan, Kazakhstan, Russia, Belarus, Ukraine |
| Mousatov | Mexico, Canada |