Kayelynn is a distinctive girls' name in United States, ranking #7529 in 2019 with 15 recorded births. The name reached its all-time peak in 2008 with 27 births ranking #5364. Since 1996, the popularity has increased by 66.7%. In 2019, approximately 1 in every 111,838 girls born was named Kayelynn. FALLING Recent data shows the name is currently falling.