Kaelyn is a distinctive girls' name in United States, ranking #1046 in 2019 with 245 recorded births. This places Kaelyn in the top 6% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 997 births ranking #332. Since 1996, the popularity has decreased by 17.8%. In 2019, approximately 1 in every 6,847 girls born was named Kaelyn. STABLE Recent data shows the name is currently stable.