Trey is an established variant of Troy that peaked in 1999 and has since faded.
Trey is predominantly a boy name. In 2025 it ranked #890 for boy births in the United States (and #1,833 across all names), given to 269 babies. Trey first appears in 1948 and peaked in 1999 (1,798 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 269 | 269 | — | #890 |
| 2024 | 318 | 318 | — | #792 |
| 2023 | 369 | 369 | — | #720 |
| 2022 | 427 | 427 | — | #648 |
| 2021 | 424 | 424 | — | #649 |
| 2020 | 368 | 368 | — | #693 |
| 2019 | 448 | 448 | — | #611 |
| 2018 | 456 | 456 | — | #599 |
| 2017 | 485 | 485 | — | #562 |
| 2016 | 466 | 466 | — | #589 |
| 2015 | 519 | 519 | — | #553 |
| 2014 | 597 | 597 | — | #478 |
| 2013 | 732 | 732 | — | #405 |
| 2012 | 768 | 768 | — | #390 |
| 2011 | 972 | 972 | — | #324 |
| 2010 | 970 | 970 | — | #323 |
| 2009 | 1,024 | 1,024 | — | #313 |
| 2008 | 1,067 | 1,067 | — | #313 |
| 2007 | 1,212 | 1,212 | — | #285 |
| 2006 | 1,372 | 1,372 | — | #250 |
| 2005 | 1,491 | 1,491 | — | #229 |
| 2004 | 1,412 | 1,412 | #14,089 | #237 |
| 2003 | 1,516 | 1,516 | — | #227 |
| 2002 | 1,616 | 1,616 | #17,926 | #213 |
| 2001 | 1,539 | 1,539 | — | #226 |
| 2000 | 1,653 | 1,653 | — | #215 |
| 1999 | 1,803 | 1,803 | #16,781 | #189 |
| 1998 | 1,537 | 1,537 | — | #211 |
| 1997 | 1,291 | — | — | #237 |
| 1996 | 1,254 | — | #11,732 | #237 |
| 1995 | 1,294 | — | #15,628 | #231 |
| 1994 | 1,375 | — | #10,509 | #211 |
| 1993 | 1,640 | — | #8,025 | #191 |
| 1992 | 1,070 | — | #8,705 | #269 |
| 1991 | 696 | — | — | #348 |
| 1990 | 711 | — | #11,344 | #345 |
| 1989 | 617 | — | #10,783 | #368 |
| 1988 | 512 | — | #9,203 | #393 |
| 1987 | 456 | — | #13,153 | #411 |
| 1986 | 437 | — | #9,486 | #412 |
| 1985 | 397 | — | — | #430 |
| 1984 | 307 | — | — | #478 |
| 1983 | 228 | — | — | #557 |
| 1982 | 196 | — | — | #621 |
| 1981 | 135 | — | — | #752 |
| 1980 | 136 | — | — | #754 |
| 1979 | 116 | — | — | #811 |
| 1978 | 121 | — | — | #769 |
| 1977 | 111 | — | — | #813 |
| 1976 | 105 | — | — | #818 |
| 1975 | 108 | — | — | #803 |
| 1974 | 101 | — | — | #801 |
| 1973 | 112 | — | #9,714 | #771 |
| 1972 | 114 | — | — | #745 |
| 1971 | 101 | — | — | #802 |
| 1970 | 115 | — | — | #772 |
| 1969 | 111 | — | — | #746 |
| 1968 | 96 | — | — | #761 |
| 1967 | 81 | — | — | #810 |
| 1966 | 80 | — | — | #818 |
| 1965 | 76 | — | — | #846 |
| 1964 | 83 | — | — | #838 |
| 1963 | 53 | — | — | #1,050 |
| 1962 | 59 | — | — | #1,004 |
| 1961 | 49 | — | — | #1,133 |
| 1960 | 39 | — | — | #1,269 |
| 1959 | 30 | — | — | #1,465 |
| 1958 | 24 | — | — | #1,639 |
| 1957 | 21 | — | — | #1,786 |
| 1956 | 23 | — | — | #1,674 |
| 1955 | 14 | — | — | #2,214 |
| 1954 | 10 | — | — | #2,726 |
| 1953 | 6 | — | — | #3,774 |
| 1952 | 12 | — | — | #2,368 |
| 1951 | 8 | — | — | #3,048 |
| 1950 | 6 | — | — | #3,651 |
| 1948 | 6 | — | — | #3,639 |