Allyson is a moderately popular girls' name in United States, ranking #330 in 2014 with 1,013 recorded births. The name reached its all-time peak in 1998 with 1,651 births ranking #186. Since 1996, the popularity has decreased by 17.1%. In 2014, approximately 1 in every 1,763 girls born was named Allyson. FALLING Recent data shows the name is currently falling.