Alleigh is a distinctive girls' name in United States, ranking #3875 in 2009 with 40 recorded births. The name reached its all-time peak in 2012 with 43 births ranking #3646. Since 1996, the popularity has increased by 344.4%. In 2009, approximately 1 in every 45,922 girls born was named Alleigh. FALLING Recent data shows the name is currently falling.