Duy is a distinctive boys' name in United States, ranking #6198 in 2002 with 11 recorded births. This places Duy in the top 50% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 21 births ranking #3880. Since 1996, the popularity has decreased by 42.1%. In 2002, approximately 1 in every 176,497 boys born was named Duy. FALLING Recent data shows the name is currently falling.