Harleigh is a distinctive girls' name in England & Wales, ranking #624 in 2017 with 67 recorded births. The name reached its all-time peak in 2017 with 67 births ranking #624. Since 1996, the popularity has increased by 415.4%. In 2017, approximately 1 in every 4,464 girls born was named Harleigh. FALLING Recent data shows the name is currently falling.