Thao is a distinctive girls' name in United States, ranking #13507 in 2006 with 8 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3228. Since 1996, the popularity has decreased by 78.4%. In 2006, approximately 1 in every 237,634 girls born was named Thao. FALLING Recent data shows the name is currently falling.