Allyn is a distinctive boys' name in United States, ranking #4025 in 1998 with 17 recorded births. The name reached its all-time peak in 1997 with 20 births ranking #3457. Since 1996, the popularity has increased by 54.5%. In 1998, approximately 1 in every 112,430 boys born was named Allyn. RISING Recent data shows the name is currently rising.