Darby is a distinctive girls' name in United States, ranking #1441 in 2006 with 156 recorded births. The name reached its all-time peak in 1996 with 431 births ranking #542. Since 1996, the popularity has decreased by 63.8%. In 2006, approximately 1 in every 12,186 girls born was named Darby. STABLE Recent data shows the name is currently stable.