Mackenzy is a distinctive girls' name in United States, ranking #2861 in 2003 with 54 recorded births. The name reached its all-time peak in 2001 with 71 births ranking #2277. Since 1996, the popularity has increased by 86.2%. In 2003, approximately 1 in every 33,834 girls born was named Mackenzy. FALLING Recent data shows the name is currently falling.