Mckaylee is a distinctive girls' name in United States, ranking #4547 in 2005 with 30 recorded births. The name reached its all-time peak in 2007 with 31 births ranking #4766. Since 1996, the popularity has increased by 66.7%. In 2005, approximately 1 in every 61,590 girls born was named Mckaylee. FALLING Recent data shows the name is currently falling.