Surname Сланский (Slansky 
, Сланский 
, Slanskii ) , around the world, is quite a rare last name. The surname Сланский is habitual in Czechia, where it is quite a rare surname, Slovakia, where it is a rare surname, and Denmark. In absolute terms, it most frequently occurs in Czechia, the United States, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Slansky | United States, Denmark, Germany, Czechia, Slovakia |
| Сланский | Russia, Kazakhstan, Belarus |
| Slanskii | Russia |
| Slánský | Czechia |