Ilia is a distinctive girls' name in United States, ranking #7567 in 2002 with 14 recorded births. The name reached its all-time peak in 2025 with 34 births ranking #4217. Since 1996, the popularity has increased by 180.0%. In 2002, approximately 1 in every 128,344 girls born was named Ilia. RISING Recent data shows the name is currently rising.