Auna is a distinctive girls' name in United States, ranking #9234 in 2011 with 12 recorded births. This places Auna in the top 47% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 36 births ranking #4116. In 2011, approximately 1 in every 146,567 girls born was named Auna. FALLING Recent data shows the name is currently falling.