Allyson is a moderately popular girls' name in United States, ranking #323 in 2013 with 1,008 recorded births. The name reached its all-time peak in 1998 with 1,651 births ranking #186. Since 1996, the popularity has decreased by 17.5%. In 2013, approximately 1 in every 1,740 girls born was named Allyson. FALLING Recent data shows the name is currently falling.