Mckensie is a distinctive girls' name in United States, ranking #8491 in 2012 with 14 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 63.2%. In 2012, approximately 1 in every 125,767 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.