Surname Beliavskaja (Beliavskaja 
, Белиавская 
) , throughout the world, is a very rare family name. The family name Beliavskaja is habitual in Lithuania, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Beliavskaja | Lithuania |
| Белиавская | Russia |