Mckayla is a distinctive girls' name in United States, ranking #705 in 2012 with 400 recorded births. The name reached its all-time peak in 1998 with 769 births ranking #370. Since 1996, the popularity has decreased by 27.5%. In 2012, approximately 1 in every 4,402 girls born was named Mckayla. FALLING Recent data shows the name is currently falling.