Auna is a distinctive girls' name in United States, ranking #7790 in 2001 with 13 recorded births. The name reached its all-time peak in 2014 with 36 births ranking #4116. Since 1996, the popularity has increased by 18.2%. In 2001, approximately 1 in every 138,505 girls born was named Auna. FALLING Recent data shows the name is currently falling.