Kallyn is a distinctive girls' name in United States, ranking #8027 in 1997 with 11 recorded births. The name reached its all-time peak in 2008 with 20 births ranking #6683. Since 1996, the popularity has increased by 57.1%. In 1997, approximately 1 in every 158,242 girls born was named Kallyn. STABLE Recent data shows the name is currently stable.