Alley is a distinctive girls' name in United States, ranking #5319 in 2000 with 21 recorded births. The name reached its all-time peak in 2006 with 66 births ranking #2704. Since 1996, the popularity has increased by 40.0%. In 2000, approximately 1 in every 86,475 girls born was named Alley. FALLING Recent data shows the name is currently falling.