Tiahna is a distinctive girls' name in United States, ranking #7380 in 2018 with 16 recorded births. The name reached its all-time peak in 2003 with 32 births ranking #4209. Since 1996, the popularity has decreased by 38.5%. In 2018, approximately 1 in every 106,277 girls born was named Tiahna. FALLING Recent data shows the name is currently falling.