Tuan is a distinctive boys' name in United States, ranking #6282 in 1998 with 10 recorded births. The name reached its all-time peak in 2000 with 30 births ranking #2984. Since 1996, the popularity has decreased by 58.3%. In 1998, approximately 1 in every 191,132 boys born was named Tuan. FALLING Recent data shows the name is currently falling.