Alleigh is a distinctive girls' name in United States, ranking #8640 in 2018 with 12 recorded births. The name reached its all-time peak in 2012 with 43 births ranking #3646. Since 1996, the popularity has increased by 33.3%. In 2018, approximately 1 in every 141,702 girls born was named Alleigh. FALLING Recent data shows the name is currently falling.