Jailyn is a distinctive boys' name in United States, ranking #3189 in 2009 with 36 recorded births. The name reached its all-time peak in 2006 with 59 births ranking #2191. Since 1996, the popularity has increased by 227.3%. In 2009, approximately 1 in every 55,092 boys born was named Jailyn. STABLE Recent data shows the name is currently stable.