Kayelynn is a distinctive girls' name in United States, ranking #7009 in 2012 with 18 recorded births. The name reached its all-time peak in 2008 with 27 births ranking #5364. Since 1996, the popularity has increased by 100.0%. In 2012, approximately 1 in every 97,819 girls born was named Kayelynn. FALLING Recent data shows the name is currently falling.