Allyn is a distinctive boys' name in United States, ranking #6635 in 2007 with 12 recorded births. This places Allyn in the top 46% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 20 births ranking #3457. In 2007, approximately 1 in every 172,936 boys born was named Allyn. RISING Recent data shows the name is currently rising.