Alleigh is a distinctive girls' name in United States, ranking #3784 in 2011 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 2011, approximately 1 in every 43,970 girls born was named Alleigh. FALLING Recent data shows the name is currently falling.