Family name Клевитский (Клевитский 
) , throughout the world, is a very rare surname. The cognomen Клевитский is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Клевитский | Russia, Belarus |
Klevitskii, Klevitskiy, and Klevitsky