Jailynn is a distinctive girls' name in United States, ranking #1983 in 2010 with 101 recorded births. The name reached its all-time peak in 2007 with 156 births ranking #1485. Since 1996, the popularity has increased by 573.3%. In 2010, approximately 1 in every 17,597 girls born was named Jailynn. STABLE Recent data shows the name is currently stable.