Mckensie is a distinctive girls' name in United States, ranking #4164 in 2001 with 30 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 21.1%. In 2001, approximately 1 in every 60,019 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.