Duy is a distinctive boys' name in United States, ranking #5105 in 2003 with 15 recorded births. The name reached its all-time peak in 2001 with 21 births ranking #3880. Since 1996, the popularity has decreased by 21.1%. In 2003, approximately 1 in every 131,685 boys born was named Duy. FALLING Recent data shows the name is currently falling.