Surname Dirko (Dirko 
, دركو, Дирко 
) , around the world, is a rare cognomen. The cognomen Dirko is habitual in Belarus, where it is quite a rare surname, Ukraine, where it is a rare surname, and Kazakhstan, where it is a very rare surname. In absolute terms, it most frequently occurs in Eastern Europe, particularly Ukraine, Belarus, and Russia. Very seldom, Dirko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dirko | Netherlands, Philippines, India, Germany, South Africa |
| Дирко | Belarus, Kazakhstan, Russia, Ukraine |