Auna is a distinctive girls' name in United States, ranking #7931 in 2010 with 15 recorded births. The name reached its all-time peak in 2014 with 36 births ranking #4116. Since 1996, the popularity has increased by 36.4%. In 2010, approximately 1 in every 118,488 girls born was named Auna. FALLING Recent data shows the name is currently falling.