Mckinley is a distinctive boys' name in United States, ranking #2141 in 2019 with 67 recorded births. The name reached its all-time peak in 2000 with 111 births ranking #1218. Since 1996, the popularity has decreased by 22.1%. In 2019, approximately 1 in every 26,767 boys born was named Mckinley. FALLING Recent data shows the name is currently falling.