Jalyn is a distinctive boys' name in United States, ranking #2455 in 2011 with 51 recorded births. The name reached its all-time peak in 2001 with 122 births ranking #1138. Since 1996, the popularity has decreased by 31.1%. In 2011, approximately 1 in every 37,235 boys born was named Jalyn. FALLING Recent data shows the name is currently falling.