Karly is a distinctive girls' name in United States, ranking #1128 in 2012 with 218 recorded births. The name reached its all-time peak in 1996 with 383 births ranking #597. Since 1996, the popularity has decreased by 43.1%. In 2012, approximately 1 in every 8,077 girls born was named Karly. STABLE Recent data shows the name is currently stable.