Cognomen Gnatovskaya (Gnatovskaya 
, Гнатовская 
) , in the world, is a rare last name. The cognomen Gnatovskaya is habitual in Belarus, where it is a rare surname, Russia, and Kazakhstan, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gnatovskaya | Russia, United States |
| Гнатовская | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |