Sidnee
A very rare spelling variant of Sidney.
Every Sidnee since 1940 — 636 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Sidnee
Sidnee is not currently in use for newborns in the United States — fewer than five babies received the name in 2025. Its story lives in the historical record below.
Since 1940, 636 American babies have been named Sidnee. Its peak came in 1999, when 39 newborns received the name — the signature sound of the 1990s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Sidnee stood among all girls' names in any year, or use the compare tool to plot it against other names.
Sidnee year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | — | — |
| 2024 | — | — |
| 2023 | — | — |
| 2022 | — | — |
| 2021 | — | — |
| 2020 | — | — |
| 2019 | 9 | #11,255 |
| 2018 | — | — |
| 2017 | — | — |
| 2016 | 7 | #14,148 |
| 2015 | 8 | #12,854 |
| 2014 | 7 | #14,354 |
| 2013 | 7 | #14,394 |
| 2012 | 11 | #10,339 |
| 2011 | 13 | #9,071 |
| 2010 | 19 | #6,869 |
| 2009 | 20 | #6,780 |
| 2008 | 24 | #5,934 |
| 2007 | 22 | #6,297 |
| 2006 | 24 | #5,685 |
| 2005 | 37 | #3,936 |
| 2004 | 32 | #4,374 |
| 2003 | 21 | #5,770 |
| 2002 | 32 | #4,060 |
| 2001 | 38 | #3,539 |
| 2000 | 34 | #3,800 |
| 1995 | 35 | #3,279 |
| 1990 | 7 | #11,235 |
| 1985 | — | — |
| 1980 | — | — |
| 1975 | — | — |
| 1970 | — | — |
| 1965 | — | — |
| 1960 | — | — |
| 1955 | — | — |
| 1950 | — | — |
| 1945 | — | — |
| 1940 | 6 | #4,287 |
| 1935 | — | — |
| 1930 | — | — |
| 1925 | — | — |
| 1920 | — | — |
| 1915 | — | — |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Frequently asked questions
What does the name Sidnee mean?
A very rare spelling variant of Sidney.
How popular is the name Sidnee in 2025?
Sidnee did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.
How many people are named Sidnee?
636 babies have been named Sidnee in the United States since 1940, based on Social Security card applications.
When was the name Sidnee most popular?
Sidnee peaked in 1999, when 39 newborns received the name.
Is Sidnee a boy or girl name?
Sidnee is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Sidnee rising or falling?
Sidnee is declining — less popular now than a decade ago.