Mackenzy is a distinctive boys' name in United States, ranking #9450 in 1999 with 6 recorded births. The name reached its all-time peak in 1997 with 10 births ranking #5927. Since 1996, the popularity has decreased by 33.3%. In 1999, approximately 1 in every 320,015 boys born was named Mackenzy. RISING Recent data shows the name is currently rising.