Jalyn is a distinctive girls' name in United States, ranking #4100 in 2017 with 36 recorded births. The name reached its all-time peak in 2003 with 355 births ranking #721. Since 1996, the popularity has decreased by 72.9%. In 2017, approximately 1 in every 47,941 girls born was named Jalyn. FALLING Recent data shows the name is currently falling.