Girls name · Illinois
Sydney in Illinois
Sydney was the #382 most common girls name in Illinois in 2025, with 28 Sydney births that year. In years with 5 or more births, 7,490 were recorded from 1938 on.
Popularity over time
Sydney in Illinois, year by year
| Year | Babies | State rank |
|---|---|---|
| 1938 | 5 | #674 |
| 1951 | 9 | #625 |
| 1976 | 5 | #1357 |
| 1988 | 30 | #374 |
| 1997 | 344 | #42 |
| 2006 | 282 | #36 |
| 2016 | 104 | #122 |
| 2025 | 28 | #382 |
Sydney started at #674 in 1938 and finished at #382 in 2025 on the girls list in Illinois, with a high of #23 in 1999 and a low of #1463 in 1979.
Its busiest year in Illinois was 1999, with 470 Sydney births. Its highest rank among girls names in Illinois was #23, in 1999.
Its highest rank in any state was #7, in South Dakota in 2001. See Sydney in every state →
How popular is Sydney in Illinois?
Sydney was the #382 most common girls name in Illinois in 2025, with 28 Sydney births that year. In years with 5 or more births, 7,490 were recorded from 1938 on.
How many babies are named Sydney in Illinois?
28 Sydney babies were born in Illinois in 2025.
What is the rank of Sydney in Illinois?
Sydney ranked #382 among girls names in Illinois in 2025.
Source: U.S. Social Security Administration, names by state of birth (public domain). Counts below 5 in a state-year are omitted by the SSA for privacy.