Jaelynn is a distinctive girls' name in United States, ranking #597 in 2015 with 497 recorded births. The name reached its all-time peak in 2010 with 592 births ranking #504. Since 1996, the popularity has increased by 1,280.6%. In 2015, approximately 1 in every 3,591 girls born was named Jaelynn. FALLING Recent data shows the name is currently falling.