Kallyn is a distinctive girls' name in United States, ranking #10287 in 2000 with 9 recorded births. The name reached its all-time peak in 2008 with 20 births ranking #6683. Since 1996, the popularity has increased by 28.6%. In 2000, approximately 1 in every 201,775 girls born was named Kallyn. STABLE Recent data shows the name is currently stable.