Sydnee is an uncommon variant of Sydney that peaked in 2003 and has since faded.
Sydnee is a girl name. In 2025 it ranked #7,852 for girl births in the United States (and #13,480 across all names), given to 14 babies. Sydnee first appears in 1945 and peaked in 2003 (506 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 14 | 14 | #7,852 |
| 2024 | 11 | 11 | #9,495 |
| 2023 | 25 | 25 | #5,236 |
| 2022 | 28 | 28 | #4,893 |
| 2021 | 34 | 34 | #4,232 |
| 2020 | 42 | 42 | #3,599 |
| 2019 | 53 | 53 | #3,080 |
| 2018 | 58 | 58 | #2,902 |
| 2017 | 75 | 75 | #2,430 |
| 2016 | 105 | 105 | #1,928 |
| 2015 | 96 | 96 | #2,058 |
| 2014 | 124 | 124 | #1,705 |
| 2013 | 161 | 161 | #1,419 |
| 2012 | 193 | 193 | #1,255 |
| 2011 | 241 | 241 | #1,035 |
| 2010 | 268 | 268 | #959 |
| 2009 | 266 | 266 | #996 |
| 2008 | 289 | 289 | #941 |
| 2007 | 331 | 331 | #855 |
| 2006 | 356 | 356 | #776 |
| 2005 | 380 | 380 | #720 |
| 2004 | 405 | 405 | #681 |
| 2003 | 506 | 506 | #549 |
| 2002 | 386 | 386 | #659 |
| 2001 | 441 | 441 | #579 |
| 2000 | 482 | 482 | #540 |
| 1999 | 469 | 469 | #540 |
| 1998 | 376 | 376 | #626 |
| 1997 | 346 | — | #645 |
| 1996 | 286 | — | #738 |
| 1995 | 315 | — | #677 |
| 1994 | 216 | — | #894 |
| 1993 | 157 | — | #1,136 |
| 1992 | 130 | — | #1,304 |
| 1991 | 131 | — | #1,285 |
| 1990 | 116 | — | #1,370 |
| 1989 | 66 | — | #1,963 |
| 1988 | 38 | — | #2,795 |
| 1987 | 25 | — | #3,613 |
| 1986 | 24 | — | #3,629 |
| 1985 | 16 | — | #4,830 |
| 1984 | 9 | — | #7,341 |
| 1983 | 7 | — | #8,892 |
| 1982 | 9 | — | #7,394 |
| 1981 | 9 | — | #7,330 |
| 1980 | 8 | — | #8,073 |
| 1978 | 6 | — | #9,585 |
| 1977 | 7 | — | #8,328 |
| 1976 | 8 | — | #7,192 |
| 1974 | 9 | — | #6,193 |
| 1971 | 8 | — | #6,546 |
| 1969 | 8 | — | #5,914 |
| 1965 | 6 | — | #6,444 |
| 1962 | 8 | — | #5,241 |
| 1961 | 8 | — | #5,252 |
| 1960 | 5 | — | #7,188 |
| 1958 | 6 | — | #6,019 |
| 1956 | 5 | — | #6,788 |
| 1955 | 9 | — | #4,344 |
| 1954 | 5 | — | #6,527 |
| 1953 | 7 | — | #4,976 |
| 1951 | 8 | — | #4,341 |
| 1950 | 7 | — | #4,692 |
| 1949 | 5 | — | #5,965 |
| 1945 | 7 | — | #3,989 |