Surname Smalskas (Smalskas 
) , all around the world, is a very rare last name. The cognomen Smalskas is habitual in Lithuania, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Smalskas | Lithuania, United States |
| žilvinas pranas smalskas (b. 1961) |
|