Kallyn is a distinctive girls' name in United States, ranking #10583 in 1998 with 8 recorded births. The name reached its all-time peak in 2008 with 20 births ranking #6683. Since 1996, the popularity has increased by 14.3%. In 1998, approximately 1 in every 220,861 girls born was named Kallyn. STABLE Recent data shows the name is currently stable.