Mckensey is a distinctive girls' name in United States, ranking #13064 in 2010 with 8 recorded births. The name reached its all-time peak in 2001 with 20 births ranking #5742. Since 1996, the popularity has decreased by 52.9%. In 2010, approximately 1 in every 222,166 girls born was named Mckensey. FALLING Recent data shows the name is currently falling.