Alley is a distinctive girls' name in United States, ranking #3941 in 2008 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 2008, approximately 1 in every 47,268 girls born was named Alley. FALLING Recent data shows the name is currently falling.