Last name Корнелиу (Corneliu 
, Корнелиу 
, Korneliu ) , in the world, is quite a common surname. The family name Корнелиу is characteristic of Romania, where it is quite a common surname, Moldova, and Andorra, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Romania, Moldova, and Spain. More prevalently, Корнелиу is the forename as well as the last name.