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