Mckenzie is a moderately popular girls' name in United States, ranking #141 in 1999 with 2,284 recorded births. The name reached its all-time peak in 2000 with 2,528 births ranking #133. Since 1996, the popularity has increased by 15.5%. In 1999, approximately 1 in every 777 girls born was named Mckenzie. FALLING Recent data shows the name is currently falling.