Duy is a distinctive boys' name in United States, ranking #12885 in 2007 with 5 recorded births. The name reached its all-time peak in 2001 with 21 births ranking #3880. Since 1996, the popularity has decreased by 73.7%. In 2007, approximately 1 in every 415,047 boys born was named Duy. FALLING Recent data shows the name is currently falling.