Surname Slonevskiy (Слоневский 
, Slonevskiy 
) , around the world, is a very rare cognomen. The cognomen Slonevskiy is habitual in Russia, where it is a very rare surname, Kazakhstan, and the United States, where it is an extremely rare surname. Very seldom, Slonevskiy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Слоневский | Belarus, Ukraine, Russia, Kazakhstan |
| Slonevskiy | United States |