Libby is a distinctive girls' name in United States, ranking #1146 in 2025 with 202 recorded births. The name reached its all-time peak in 2009 with 355 births ranking #798. Since 1996, the popularity has increased by 46.4%. In 2025, approximately 1 in every 7,957 girls born was named Libby. STABLE Recent data shows the name is currently stable.