Alleigh is a distinctive girls' name in United States, ranking #3783 in 2008 with 42 recorded births. The name reached its all-time peak in 2012 with 43 births ranking #3646. Since 1996, the popularity has increased by 366.7%. In 2008, approximately 1 in every 45,017 girls born was named Alleigh. FALLING Recent data shows the name is currently falling.