Mckensie is a distinctive girls' name in United States, ranking #7285 in 2008 with 18 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 52.6%. In 2008, approximately 1 in every 105,040 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.