Eryn is a distinctive girls' name in United States, ranking #1713 in 2015 with 123 recorded births. The name reached its all-time peak in 2000 with 257 births ranking #855. Since 1996, the popularity has decreased by 37.2%. In 2015, approximately 1 in every 14,509 girls born was named Eryn. FALLING Recent data shows the name is currently falling.