Darby is a distinctive girls' name in United States, ranking #1294 in 2007 with 189 recorded births. The name reached its all-time peak in 1996 with 431 births ranking #542. Since 1996, the popularity has decreased by 56.1%. In 2007, approximately 1 in every 10,172 girls born was named Darby. STABLE Recent data shows the name is currently stable.