Jaylynn is a moderately popular girls' name in United States, ranking #496 in 2010 with 603 recorded births. The name reached its all-time peak in 2009 with 633 births ranking #486. Since 1996, the popularity has increased by 872.6%. In 2010, approximately 1 in every 2,947 girls born was named Jaylynn. FALLING Recent data shows the name is currently falling.