Thanh is a distinctive girls' name in United States, ranking #10373 in 2003 with 10 recorded births. The name reached its all-time peak in 1999 with 17 births ranking #6173. Since 1996, the popularity has decreased by 37.5%. In 2003, approximately 1 in every 182,705 girls born was named Thanh. STABLE Recent data shows the name is currently stable.