Erin is a distinctive girls' name in United States, ranking #653 in 2023 with 450 recorded births. The name reached its all-time peak in 1996 with 6,256 births ranking #51. Since 1996, the popularity has decreased by 92.8%. In 2023, approximately 1 in every 3,561 girls born was named Erin. FALLING Recent data shows the name is currently falling.