Mckensie is a distinctive girls' name in United States, ranking #5349 in 2003 with 23 recorded births. The name reached its all-time peak in 1997 with 48 births ranking #2646. Since 1996, the popularity has decreased by 39.5%. In 2003, approximately 1 in every 79,437 girls born was named Mckensie. FALLING Recent data shows the name is currently falling.