Ally is a distinctive girls' name in United States, ranking #1294 in 2019 with 177 recorded births. The name reached its all-time peak in 1998 with 636 births ranking #417. Since 1996, the popularity has increased by 124.1%. In 2019, approximately 1 in every 9,478 girls born was named Ally. FALLING Recent data shows the name is currently falling.