Millena is a distinctive girls' name in United States, ranking #15058 in 2018 with 6 recorded births. This places Millena in the bottom 17% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 16 births ranking #6393. In 2018, approximately 1 in every 283,404 girls born was named Millena. FALLING Recent data shows the name is currently falling.