Allyn is a distinctive boys' name in United States, ranking #11102 in 2008 with 6 recorded births. The name reached its all-time peak in 1997 with 20 births ranking #3457. Since 1996, the popularity has decreased by 45.5%. In 2008, approximately 1 in every 339,991 boys born was named Allyn. RISING Recent data shows the name is currently rising.