Mckinley is a distinctive boys' name in United States, ranking #2269 in 2021 with 62 recorded births. The name reached its all-time peak in 2000 with 111 births ranking #1218. Since 1996, the popularity has decreased by 27.9%. In 2021, approximately 1 in every 28,197 boys born was named Mckinley. FALLING Recent data shows the name is currently falling.