Mckinley is a distinctive girls' name in United States, ranking #654 in 2022 with 453 recorded births. The name reached its all-time peak in 2014 with 862 births ranking #379. Since 1996, the popularity has increased by 403.3%. In 2022, approximately 1 in every 3,618 girls born was named Mckinley. FALLING Recent data shows the name is currently falling.