Family name Nesmachnaya (Несмачная 
, Nesmachnaya 
) , in all the world, is a rare last name. The surname Nesmachnaya is habitual in Russia, where it is a rare surname, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Несмачная | Russia, Ukraine, Kazakhstan, Belarus |
| Nesmachnaya | Russia, United States |