Jaylynn is a moderately popular girls' name in United States, ranking #486 in 2009 with 633 recorded births. The name reached its all-time peak in 2009 with 633 births ranking #486. Since 1996, the popularity has increased by 921.0%. In 2009, approximately 1 in every 2,902 girls born was named Jaylynn. FALLING Recent data shows the name is currently falling.