Jailynn is a distinctive girls' name in United States, ranking #3060 in 2019 with 53 recorded births. The name reached its all-time peak in 2007 with 156 births ranking #1485. Since 1996, the popularity has increased by 253.3%. In 2019, approximately 1 in every 31,652 girls born was named Jailynn. STABLE Recent data shows the name is currently stable.