Thao is a distinctive girls' name in United States, ranking #9500 in 2007 with 13 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3228. Since 1996, the popularity has decreased by 64.9%. In 2007, approximately 1 in every 147,881 girls born was named Thao. FALLING Recent data shows the name is currently falling.