Lily is a highly popular girls' name in United States, ranking #18 in 2025 with 6,673 recorded births. The name reached its all-time peak in 2011 with 8,192 births ranking #15. Since 1996, the popularity has increased by 511.6%. In 2025, approximately 1 in every 241 girls born was named Lily. STABLE Recent data shows the name is currently stable.