Last name Sameljak (Sameljak 
, Самеляк 
) , in all the world, is a very rare family name. The cognomen Sameljak is habitual in Croatia, where it is a rare surname, Ukraine, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sameljak | Croatia |
| Самеляк | Russia, Ukraine |