Mckensie is a distinctive girls' name in United States, ranking #4254 in 2000 with 29 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 23.7%. In 2000, approximately 1 in every 62,620 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.