Surname Kioresku (Kioresku 
, Киореску 
) , in the world, is a very rare family name. The surname Kioresku is habitual in Romania, where it is a rare surname, Russia, where it is a very rare surname, and Georgia. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Russia, Romania, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Kioresku | Romania, United States, Ukraine, Georgia |
| Киореску | Russia, Ukraine |