Surname Nefidov (Нефидов 
, Nefidov 
) , in the entire world, is a rare family name. The surname Nefidov is habitual in Russia, where it is a very rare surname, Georgia, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Нефидов | Russia, Ukraine |
| Nefidov | Russia, Georgia |