Kaelyn is a distinctive girls' name in United States, ranking #1525 in 2022 with 141 recorded births. The name reached its all-time peak in 2009 with 997 births ranking #332. Since 1996, the popularity has decreased by 52.7%. In 2022, approximately 1 in every 11,622 girls born was named Kaelyn. STABLE Recent data shows the name is currently stable.