Jalyn is a distinctive girls' name in United States, ranking #3623 in 2015 with 43 recorded births. The name reached its all-time peak in 2003 with 355 births ranking #721. Since 1996, the popularity has decreased by 67.7%. In 2015, approximately 1 in every 41,504 girls born was named Jalyn. FALLING Recent data shows the name is currently falling.