Trey is a moderately popular boys' name in United States, ranking #250 in 2006 with 1,372 recorded births. This places Trey in the top 2% of ranked US boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1999 with 1,798 births ranking #189. Since 1996, the popularity has increased by 10.0%. In 2006, approximately 1 in every 1,498 boys born was named Trey. FALLING Recent data shows the name is currently falling.