Surname Гулченко (Гулченко 
, Gulchenko 
) , around the world, is a very rare last name. The surname Гулченко is characteristic of Eastern Europe, particularly Bulgaria, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Russia, Bulgaria, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Гулченко | Ukraine, Russia |
| Gulchenko | Bulgaria, United States, Ukraine, Russia |