Erinn is a distinctive boys' name in United States, ranking #6148 in 1996 with 9 recorded births. This places Erinn in the bottom 42% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 9 births ranking #6148. In 1996, approximately 1 in every 210,470 boys born was named Erinn. STABLE Recent data shows the name is currently stable.