Mckensey is a distinctive girls' name in United States, ranking #15399 in 2004 with 6 recorded births. The name reached its all-time peak in 2001 with 20 births ranking #5742. Since 1996, the popularity has decreased by 64.7%. In 2004, approximately 1 in every 306,020 girls born was named Mckensey. FALLING Recent data shows the name is currently falling.