Kaylynn is a distinctive girls' name in United States, ranking #753 in 2001 with 319 recorded births. The name reached its all-time peak in 2009 with 590 births ranking #513. Since 1996, the popularity has increased by 25.6%. In 2001, approximately 1 in every 5,644 girls born was named Kaylynn. FALLING Recent data shows the name is currently falling.