Sydni
Every Sydni since 1947 — 5,361 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Sydni
Sydni is rare for girls in the United States, ranked #11,816 in 2025 with 8 babies given the name. It is currently declining compared with a decade ago.
Since 1947, 5,361 American babies have been named Sydni. Its peak came in 2000, when 468 newborns received the name — the signature sound of the 2000s.
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 Sydni stood among all girls' names in any year, or use the compare tool to plot it against other names.
Sydni year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | 8 | #11,816 |
| 2024 | 15 | #7,557 |
| 2023 | 5 | #17,347 |
| 2022 | 16 | #7,251 |
| 2021 | 16 | #7,224 |
| 2020 | 28 | #4,745 |
| 2019 | 31 | #4,531 |
| 2018 | 33 | #4,345 |
| 2017 | 45 | #3,474 |
| 2016 | 40 | #3,845 |
| 2015 | 42 | #3,695 |
| 2014 | 71 | #2,533 |
| 2013 | 53 | #3,119 |
| 2012 | 71 | #2,563 |
| 2011 | 85 | #2,236 |
| 2010 | 104 | #1,937 |
| 2009 | 109 | #1,931 |
| 2008 | 130 | #1,715 |
| 2007 | 129 | #1,702 |
| 2006 | 176 | #1,330 |
| 2005 | 200 | #1,161 |
| 2004 | 247 | #971 |
| 2003 | 314 | #787 |
| 2002 | 331 | #738 |
| 2001 | 399 | #630 |
| 2000 | 468 | #559 |
| 1995 | 242 | #815 |
| 1990 | 89 | #1,668 |
| 1985 | 19 | #4,268 |
| 1980 | — | — |
| 1975 | 6 | #8,905 |
| 1970 | 5 | #9,158 |
| 1965 | — | — |
| 1960 | — | — |
| 1955 | — | — |
| 1950 | — | — |
| 1945 | — | — |
| 1940 | — | — |
| 1935 | — | — |
| 1930 | — | — |
| 1925 | — | — |
| 1920 | — | — |
| 1915 | — | — |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Frequently asked questions
How popular is the name Sydni in 2025?
Sydni ranked #11,816 among girls' names in the United States in 2025, with 8 babies given the name, according to Social Security Administration data.
How many people are named Sydni?
5,361 babies have been named Sydni in the United States since 1947, based on Social Security card applications.
When was the name Sydni most popular?
Sydni peaked in 2000, when 468 newborns received the name.
Is Sydni a boy or girl name?
Sydni is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Sydni rising or falling?
Sydni is declining — less popular now than a decade ago.