Family name Ільяз (Ільяз 
) , across the world, is an extremely rare last name. The family name Ільяз is characteristic of Eastern Europe, particularly Ukraine, where it is an extremely rare surname. Much more prevalently, Ільяз is the forename as well as the last name.
Алієв, Табах, Ілдизов, Гініятов, Башатов, Мамедов, Муслімов, Мірсалов, Хайрадзе, Хакімзянов, Байрамов, Стельмух, Ісмаілов, Хуснутдінов, Кахраманов, and Насибуллін