Trey is a distinctive boys' name in United States, ranking #649 in 2021 with 424 recorded births. The name reached its all-time peak in 1999 with 1,798 births ranking #189. Since 1996, the popularity has decreased by 66.0%. In 2021, approximately 1 in every 4,123 boys born was named Trey. FALLING Recent data shows the name is currently falling.