Surname Miloslavskaia (Miloslavskaia 
, Милославская 
) , across the world, is quite a rare cognomen. The last name Miloslavskaia is characteristic of Russia, where it is a rare surname, Belarus, and Kazakhstan, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Miloslavskaia | Russia, United States |
| Милославская | Russia, Ukraine, Kazakhstan, Belarus |