Mckinzey is a distinctive girls' name in United States, ranking #10548 in 2008 with 11 recorded births. The name reached its all-time peak in 2011 with 16 births ranking #7678. Since 1996, the popularity has increased by 37.5%. In 2008, approximately 1 in every 171,883 girls born was named Mckinzey. FALLING Recent data shows the name is currently falling.