Surname Ilmaz (Ilmaz 
, Ильмаз 
, Илмаз 
) , in all the world, is a rare family name. The surname Ilmaz is characteristic of Western Asia, particularly Georgia, where it is quite a rare surname, Armenia, where it is a rare surname, and Turkey, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Georgia, Turkey, and China. Likewise, Ilmaz is the forename as well as the last name.