Tanna is a distinctive girls' name in United States, ranking #7576 in 2015 with 16 recorded births. The name reached its all-time peak in 1997 with 67 births ranking #2113. Since 1996, the popularity has decreased by 72.4%. In 2015, approximately 1 in every 111,541 girls born was named Tanna. FALLING Recent data shows the name is currently falling.