Trinity is a familiar girls' name that peaked in 2004 and has since faded.
Trinity is predominantly a girl name. In 2025 it ranked #428 among girls (725) and #8,850 among boys (9) — overall #867 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 734 | 734 | #428 | #8,850 |
| 2024 | 800 | 800 | #400 | #8,929 |
| 2023 | 885 | 885 | #348 | #8,206 |
| 2022 | 1,056 | 1,056 | #308 | #5,195 |
| 2021 | 1,164 | 1,164 | #273 | #6,008 |
| 2020 | 1,318 | 1,318 | #225 | #7,457 |
| 2019 | 1,662 | 1,662 | #177 | #5,788 |
| 2018 | 1,749 | 1,749 | #168 | #5,525 |
| 2017 | 1,883 | 1,883 | #160 | #5,283 |
| 2016 | 2,259 | 2,259 | #137 | #5,296 |
| 2015 | 2,547 | 2,547 | #129 | #4,536 |
| 2014 | 2,835 | 2,835 | #110 | #5,467 |
| 2013 | 2,955 | 2,955 | #108 | #3,855 |
| 2012 | 3,284 | 3,284 | #91 | #3,363 |
| 2011 | 3,658 | 3,663 | #77 | #3,358 |
| 2010 | 3,746 | 3,746 | #72 | #3,067 |
| 2009 | 4,071 | 4,071 | #74 | #2,842 |
| 2008 | 4,338 | 4,338 | #70 | #2,183 |
| 2007 | 4,421 | 4,427 | #72 | #2,638 |
| 2006 | 4,910 | 4,916 | #64 | #1,891 |
| 2005 | 5,523 | 5,533 | #48 | #1,887 |
| 2004 | 5,729 | 5,734 | #48 | #1,489 |
| 2003 | 5,202 | 5,207 | #56 | #1,713 |
| 2002 | 4,452 | 4,452 | #70 | #1,741 |
| 2001 | 4,587 | 4,592 | #67 | #1,264 |
| 2000 | 4,386 | 4,386 | #74 | #1,281 |
| 1999 | 1,571 | 1,577 | #209 | #1,341 |
| 1998 | 557 | 557 | #525 | #1,473 |
| 1997 | 497 | — | #543 | #1,671 |
| 1996 | 375 | — | #670 | #2,013 |
| 1995 | 365 | — | #664 | #1,987 |
| 1994 | 288 | — | #788 | #2,681 |
| 1993 | 272 | — | #901 | #1,599 |
| 1992 | 223 | — | #1,019 | #2,084 |
| 1991 | 185 | — | #1,194 | #1,978 |
| 1990 | 174 | — | #1,246 | #1,906 |
| 1989 | 178 | — | #1,243 | #1,613 |
| 1988 | 139 | — | #1,504 | #1,552 |
| 1987 | 151 | — | #1,328 | #1,529 |
| 1986 | 148 | — | #1,345 | #1,417 |
| 1985 | 166 | — | #1,286 | #1,227 |
| 1984 | 126 | — | #1,349 | #1,652 |
| 1983 | 176 | — | #1,189 | #1,105 |
| 1982 | 187 | — | #1,149 | #1,148 |
| 1981 | 203 | — | #1,088 | #1,067 |
| 1980 | 205 | — | #1,135 | #987 |
| 1979 | 236 | — | #988 | #925 |
| 1978 | 246 | — | #962 | #859 |
| 1977 | 272 | — | #904 | #802 |
| 1976 | 241 | — | #978 | #794 |
| 1975 | 279 | — | #827 | #779 |
| 1974 | 207 | — | #991 | #891 |
| 1973 | 154 | — | #1,137 | #1,092 |
| 1972 | 89 | — | #1,562 | #1,645 |
| 1971 | 36 | — | #2,594 | #4,351 |
| 1970 | 21 | — | #3,197 | — |
| 1969 | 9 | — | #5,433 | — |
| 1968 | 12 | — | #4,208 | — |
| 1967 | 9 | — | #4,955 | — |
| 1966 | 9 | — | #4,840 | — |
| 1965 | 6 | — | #6,490 | — |
| 1964 | 14 | — | #3,688 | — |
| 1959 | 6 | — | #6,190 | — |
| 1921 | 6 | — | #5,048 | — |