Mckensie is a distinctive girls' name in United States, ranking #6239 in 2009 with 22 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 42.1%. In 2009, approximately 1 in every 83,494 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.