Kallyn is a distinctive girls' name in United States, ranking #12380 in 2015 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 2015, approximately 1 in every 223,082 girls born was named Kallyn. STABLE Recent data shows the name is currently stable.