Mackenzy is a distinctive girls' name in United States, ranking #3013 in 1997 with 40 recorded births. The name reached its all-time peak in 2001 with 71 births ranking #2277. Since 1996, the popularity has increased by 37.9%. In 1997, approximately 1 in every 43,516 girls born was named Mackenzy. FALLING Recent data shows the name is currently falling.