Jaelyn is a distinctive girls' name in United States, ranking #617 in 2000 with 412 recorded births. This places Jaelyn in the top 3% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2008 with 1,014 births ranking #332. Since 1996, the popularity has increased by 219.4%. In 2000, approximately 1 in every 4,408 girls born was named Jaelyn. FALLING Recent data shows the name is currently falling.