Mckena is a distinctive girls' name in United States, ranking #9702 in 2006 with 12 recorded births. The name reached its all-time peak in 1996 with 26 births ranking #4143. Since 1996, the popularity has decreased by 53.8%. In 2006, approximately 1 in every 158,423 girls born was named Mckena. FALLING Recent data shows the name is currently falling.