Thao is a distinctive girls' name in United States, ranking #10031 in 2008 with 12 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3228. Since 1996, the popularity has decreased by 67.6%. In 2008, approximately 1 in every 157,560 girls born was named Thao. FALLING Recent data shows the name is currently falling.