Mckailey is a distinctive girls' name in United States, ranking #12665 in 2000 with 7 recorded births. This places Mckailey in the bottom 28% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 7 births ranking #12665. Since 1996, the popularity has increased by 40.0%. In 2000, approximately 1 in every 259,425 girls born was named Mckailey. FALLING Recent data shows the name is currently falling.