Mckaylee is a distinctive girls' name in United States, ranking #7708 in 2017 with 15 recorded births. The name reached its all-time peak in 2007 with 31 births ranking #4766. Since 1996, the popularity has decreased by 16.7%. In 2017, approximately 1 in every 115,059 girls born was named Mckaylee. FALLING Recent data shows the name is currently falling.