Vainavi is a distinctive girls' name in United States, ranking #16709 in 2012 with 6 recorded births. This places Vainavi in the bottom 14% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2012 with 6 births ranking #16709. In 2012, approximately 1 in every 293,457 girls born was named Vainavi. FALLING Recent data shows the name is currently falling.