Ilia is a distinctive girls' name in United States, ranking #10168 in 2006 with 11 recorded births. The name reached its all-time peak in 2025 with 34 births ranking #4217. Since 1996, the popularity has increased by 120.0%. In 2006, approximately 1 in every 172,825 girls born was named Ilia. RISING Recent data shows the name is currently rising.