Last name Slako (Slako 
) , around the world, is a very rare family name. The last name Slako is characteristic of Croatia, where it is a rare surname, Australia, where it is a very rare surname, and Chile. Very seldom, Slako is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Slako | Canada, Australia, Chile, Germany, Croatia |