Kaylynn is a distinctive girls' name in United States, ranking #735 in 2003 with 349 recorded births. The name reached its all-time peak in 2009 with 590 births ranking #513. Since 1996, the popularity has increased by 37.4%. In 2003, approximately 1 in every 5,235 girls born was named Kaylynn. FALLING Recent data shows the name is currently falling.