Alley is a distinctive girls' name in United States, ranking #3397 in 2002 with 40 recorded births. The name reached its all-time peak in 2006 with 66 births ranking #2704. Since 1996, the popularity has increased by 166.7%. In 2002, approximately 1 in every 44,921 girls born was named Alley. FALLING Recent data shows the name is currently falling.