Thao is a distinctive girls' name in United States, ranking #15109 in 2009 with 7 recorded births. The name reached its all-time peak in 1996 with 37 births ranking #3228. Since 1996, the popularity has decreased by 81.1%. In 2009, approximately 1 in every 262,410 girls born was named Thao. FALLING Recent data shows the name is currently falling.