Surname Илиеску (Iliescu 
, Iliesku 
, Илиеску 
) , globally, is a common cognomen. The surname Илиеску is characteristic of Romania, where it is quite a common surname, Moldova, where it is quite a rare surname, and Cyprus. Not in comparison with a country's population, it is the most numerous in Romania, Italy, and the United States. Much less frequently, Илиеску is the forename as well as the last name.