Mckensie is a distinctive girls' name in United States, ranking #2646 in 1997 with 48 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has increased by 26.3%. In 1997, approximately 1 in every 36,264 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.