Ilay was born on March 25th, 1999 in Israel. Ilay's father is Hod GAMLIEL and his mother is Irit LEVI. His paternal grandparents are Zecharia GAMLIEL and Ester; his maternal grandfather was Zorakh LEVI and his maternal grandmother is Yael. He has two brothers named Roy and Amit. He is the oldest of the three children.