Tianni is a distinctive girls' name in United States, ranking #11971 in 2001 with 8 recorded births. The name reached its all-time peak in 2002 with 12 births ranking #8808. Since 1996, the popularity has increased by 33.3%. In 2001, approximately 1 in every 225,070 girls born was named Tianni. STABLE Recent data shows the name is currently stable.