Cognomen Ілієску (Iliescu 
, Ілієску 
) , around the world, is a common last name. The last name Ілієску is characteristic of Romania, where it is quite a common surname, Moldova, where it is quite a rare surname, and Cyprus. Measured by absolute frequency, this name is the most popular in Romania, Italy, and the United States. Very seldom, Ілієску is the forename as well as the last name.