Karly is a distinctive girls' name in United States, ranking #790 in 2005 with 329 recorded births. The name reached its all-time peak in 1996 with 383 births ranking #597. Since 1996, the popularity has decreased by 14.1%. In 2005, approximately 1 in every 5,616 girls born was named Karly. STABLE Recent data shows the name is currently stable.