Mckaylee is a distinctive girls' name in United States, ranking #6173 in 2013 with 21 recorded births. The name reached its all-time peak in 2007 with 31 births ranking #4766. Since 1996, the popularity has increased by 16.7%. In 2013, approximately 1 in every 83,543 girls born was named Mckaylee. FALLING Recent data shows the name is currently falling.