Surname Лажко (Lajko 
, Лажко 
) , around the world, is quite a rare family name. The last name Лажко is characteristic of Hungary, where it is quite a common surname, Serbia, where it is quite a rare surname, and Croatia, where it is a rare surname. In absolute terms, the name is most common in Hungary, Serbia, and Germany. Very seldom, Лажко is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lajko | Germany, Hungary, Serbia, United States, Poland |
| Лажко | Russia, Ukraine |