Karly is a distinctive girls' name in United States, ranking #993 in 2011 with 256 recorded births. The name reached its all-time peak in 1996 with 383 births ranking #597. Since 1996, the popularity has decreased by 33.2%. In 2011, approximately 1 in every 6,870 girls born was named Karly. STABLE Recent data shows the name is currently stable.