Family name Malachevskii (Malachevskii 
, Малачевский , Малашевский 
) , all over the world, is a rare surname. The cognomen Malachevskii is characteristic of Belarus, where it is a rare surname, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Malachevskii, Малачевский | Russia |
| Малашевский | Russia, Ukraine, Kazakhstan, Belarus |