In 2025, 269 US boys were named Trey, making it the 890th most common boys’ name of the year, down 98 places from #792 in 2024. That is 49 fewer than the 318 boys named Trey in 2024. Its best rank for boys was #189, reached in 1999. That year also had the most boys given the name: 1,798. For comparison, it was #553 in 2015 and #3,651 in 1950.
Social Security card records list Trey in 77 years of the 146 from 1880 to 2025, starting in 1948 with 6 babies. In all, 40,573 US babies have been given the name, 0.2% of them girls and 99.7% boys. Its busiest decade was the 2000s, with 13,902 babies named Trey.
Over the 10 years from 2016 to 2025, 4,030 US boys were named Trey; the busiest of those years was 2017, with 485. In 2025 that was about 1 in 6,350 of the boys in SSA’s list for the year.
Among the states, Trey ranked highest in South Dakota in 2025, at #254 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Tre (5,950 babies since 1880). Rarer spellings such as Tri, Trea and Tria are summarised on this page.