Ilia is a distinctive girls' name in United States, ranking #8836 in 1998 with 10 recorded births. The name reached its all-time peak in 2025 with 34 births ranking #4217. Since 1996, the popularity has increased by 100.0%. In 1998, approximately 1 in every 176,689 girls born was named Ilia. RISING Recent data shows the name is currently rising.