Jaelynn is a distinctive girls' name in United States, ranking #1428 in 2000 with 129 recorded births. The name reached its all-time peak in 2010 with 592 births ranking #504. Since 1996, the popularity has increased by 258.3%. In 2000, approximately 1 in every 14,077 girls born was named Jaelynn. FALLING Recent data shows the name is currently falling.