Last name Iliz (Iliz 
, Ильиз 
) , all around the world, is a very rare surname. The last name Iliz is habitual in Turkey, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Mexico. Not in comparison with a country's population, it is the most numerous in Turkey, the United States, and Mexico. Also, Iliz is the forename as well as the last name.