Karly is a distinctive girls' name in United States, ranking #2631 in 2025 with 66 recorded births. The name reached its all-time peak in 1996 with 383 births ranking #597. Since 1996, the popularity has decreased by 82.8%. In 2025, approximately 1 in every 24,353 girls born was named Karly. STABLE Recent data shows the name is currently stable.