Sincere is an established name used for both girls and boys that has climbed to its highest level yet, peaking in 2022.
Sincere is predominantly a boy name. In 2025 it ranked #631 among boys (445) and #3,510 among girls (44) — overall #1,189 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 489 | 489 | #3,510 | #631 |
| 2024 | 511 | 511 | #4,104 | #603 |
| 2023 | 527 | 527 | #3,378 | #592 |
| 2022 | 582 | 582 | #4,034 | #544 |
| 2021 | 501 | 501 | #3,791 | #603 |
| 2020 | 509 | 509 | #3,010 | #602 |
| 2019 | 500 | 500 | #3,376 | #605 |
| 2018 | 504 | 504 | #3,912 | #587 |
| 2017 | 525 | 525 | #3,546 | #565 |
| 2016 | 448 | 448 | #3,842 | #648 |
| 2015 | 482 | 482 | #3,054 | #628 |
| 2014 | 498 | 498 | #2,555 | #620 |
| 2013 | 464 | 464 | #2,761 | #619 |
| 2012 | 401 | 401 | #2,765 | #706 |
| 2011 | 425 | 425 | #2,903 | #641 |
| 2010 | 468 | 468 | #2,164 | #642 |
| 2009 | 435 | 435 | #2,189 | #701 |
| 2008 | 397 | 397 | #2,578 | #718 |
| 2007 | 451 | 451 | #3,210 | #621 |
| 2006 | 421 | 421 | #2,973 | #642 |
| 2005 | 378 | 378 | #3,079 | #660 |
| 2004 | 300 | 300 | #3,438 | #736 |
| 2003 | 318 | 318 | #2,667 | #719 |
| 2002 | 285 | 285 | #2,604 | #769 |
| 2001 | 265 | 265 | #3,004 | #781 |
| 2000 | 244 | 244 | #2,704 | #849 |
| 1999 | 156 | 156 | #4,067 | #1,071 |
| 1998 | 22 | 22 | #16,257 | #4,174 |
| 1997 | 9 | — | — | #6,542 |
| 1996 | 7 | — | — | #7,852 |
| 1995 | 12 | — | — | #5,081 |
| 1994 | 7 | — | — | #7,643 |
| 1992 | 5 | — | — | #9,616 |
| 1991 | 11 | — | #12,923 | #9,430 |
| 1982 | 5 | — | #12,049 | — |
| 1976 | 5 | — | — | #6,371 |