Hilary is a distinctive girls' name in United States, ranking #5301 in 2025 with 24 recorded births. The name reached its all-time peak in 2005 with 219 births ranking #1090. Since 1996, the popularity has decreased by 80.5%. In 2025, approximately 1 in every 66,969 girls born was named Hilary. FALLING Recent data shows the name is currently falling.