Kaylynn is a distinctive girls' name in United States, ranking #677 in 2005 with 411 recorded births. The name reached its all-time peak in 2009 with 590 births ranking #513. Since 1996, the popularity has increased by 61.8%. In 2005, approximately 1 in every 4,496 girls born was named Kaylynn. FALLING Recent data shows the name is currently falling.