Mackey is a distinctive girls' name in United States, ranking #14560 in 2021 with 6 recorded births. This places Mackey in the bottom 18% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 6 births ranking #14560. In 2021, approximately 1 in every 273,285 girls born was named Mackey. STABLE Recent data shows the name is currently stable.