Darby is a distinctive girls' name in United States, ranking #1483 in 2010 with 152 recorded births. The name reached its all-time peak in 1996 with 431 births ranking #542. Since 1996, the popularity has decreased by 64.7%. In 2010, approximately 1 in every 11,693 girls born was named Darby. STABLE Recent data shows the name is currently stable.