Ally is a distinctive girls' name in United States, ranking #1450 in 2021 with 148 recorded births. The name reached its all-time peak in 1998 with 636 births ranking #417. Since 1996, the popularity has increased by 87.3%. In 2021, approximately 1 in every 11,079 girls born was named Ally. FALLING Recent data shows the name is currently falling.