Erinn is a distinctive girls' name in United States, ranking #4598 in 2007 with 32 recorded births. The name reached its all-time peak in 1997 with 77 births ranking #1905. Since 1996, the popularity has decreased by 43.9%. In 2007, approximately 1 in every 60,077 girls born was named Erinn. FALLING Recent data shows the name is currently falling.