Kallyn is a distinctive girls' name in United States, ranking #8773 in 2022 with 12 recorded births. The name reached its all-time peak in 2008 with 20 births ranking #6683. Since 1996, the popularity has increased by 71.4%. In 2022, approximately 1 in every 136,564 girls born was named Kallyn. STABLE Recent data shows the name is currently stable.