Tiahna is a distinctive girls' name in United States, ranking #14205 in 2016 with 7 recorded births. The name reached its all-time peak in 2003 with 32 births ranking #4209. Since 1996, the popularity has decreased by 73.1%. In 2016, approximately 1 in every 253,070 girls born was named Tiahna. FALLING Recent data shows the name is currently falling.