Alleigh is a distinctive girls' name in United States, ranking #7575 in 2020 with 14 recorded births. The name reached its all-time peak in 2012 with 43 births ranking #3646. Since 1996, the popularity has increased by 55.6%. In 2020, approximately 1 in every 115,394 girls born was named Alleigh. FALLING Recent data shows the name is currently falling.