Karly is a distinctive girls' name in United States, ranking #816 in 2003 with 303 recorded births. The name reached its all-time peak in 1996 with 383 births ranking #597. Since 1996, the popularity has decreased by 20.9%. In 2003, approximately 1 in every 6,030 girls born was named Karly. STABLE Recent data shows the name is currently stable.