Family name Bialiauski (Bialiauski 
) , around the world, is a very rare last name. The surname Bialiauski is characteristic of Latvia, where it is a rare surname, Belarus, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bialiauski | United States, Latvia, Belarus |
Yaraslau, and Aliaksandr