Born on October 30, 1997, in Antwerp, Belgium, to Moroccan parents (his father is from Rabat and his mother from Casablanca), Ilias Chair grew up in a multicultural environment. His parents moved to Belgium in the late 1990s, and Chair developed a passion for football at a young age, playing in local clubs.

At the age of nine, Chair joined the youth academy of Lierse SK, where his talent as a midfielder was quickly recognized. His technical skills, vision, and creativity on the field were honed under the guidance of experienced coaches.

In 2017, Chair moved to the youth academy of Queens Park Rangers (QPR) in England. He made his professional debut with QPR’s first team in 2018, and his impressive performances have established him as a key player in the Championship.