Cognomen Беляускас (Беляускас 
, Bieliauskas 
) , in all the world, is quite a rare surname. The family name Беляускас is habitual in Lithuania, where it is quite a common surname, Moldova, where it is quite a rare surname, and Cyprus. Not in comparison with a country's population, it most frequently occurs in Lithuania, Moldova, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Беляускас | Moldova, Russia, Kazakhstan, Ukraine |
| Bieliauskas | Lithuania, United Kingdom, Romania, United States, Germany |
| беляускас, витаутас юргевич politician, LT (b. 1918) |
|