Surname Черкаускас (Черкаускас 
) , in the entire world, is a very rare cognomen. The surname Черкаускас is habitual in Kazakhstan, where it is a very rare surname, Ukraine, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Черкаускас | Russia, Kazakhstan, Ukraine |
Cherkauskas, and Čerkauskas