Cognomen Мельнитський (Мельнитський 
) , throughout the world, is an extremely rare last name. The cognomen Мельнитський is habitual in Eastern Europe, particularly Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Мельнитський | Ukraine |
Melnitskii, Melnitskiy, and Melnitsky