Family name Iliu (Iliu 
, Илью 
, Илиу ) , all over the world, is quite a rare cognomen. The family name Iliu is habitual in Sudan, where it is quite a rare surname, Romania, where it is a rare surname, and Egypt. Not in comparison with a country's population, it most frequently occurs in Sudan, Egypt, and Afghanistan. Very seldom, Iliu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iliu | Brazil, China, Romania, Afghanistan, Hungary |
| Илью, Илиу | Russia |
| يليو | Yemen, Libya, Egypt, Saudi Arabia, Sudan |
| victor iliu film director, RO (b. 1912) |
|