Family name Kasnauskas (Kasnauskas 
) , around the globe, is a rare last name. The family name Kasnauskas is characteristic of Lithuania, where it is quite a rare surname, Norway, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kasnauskas | Norway, Russia, Lithuania |
| jonas kasnauskas LT (b. 1932) |
|