Darby is a distinctive girls' name in United States, ranking #2564 in 2025 with 68 recorded births. The name reached its all-time peak in 1996 with 431 births ranking #542. Since 1996, the popularity has decreased by 84.2%. In 2025, approximately 1 in every 23,636 girls born was named Darby. STABLE Recent data shows the name is currently stable.