Kayleigh is a moderately popular girls' name in United States, ranking #324 in 2015 with 1,008 recorded births. The name reached its all-time peak in 2009 with 1,449 births ranking #227. Since 1996, the popularity has increased by 59.2%. In 2015, approximately 1 in every 1,770 girls born was named Kayleigh. FALLING Recent data shows the name is currently falling.