Is a Name for a Boy or a Girl?
Name gender checker: the share of babies given a name who were girls and boys, from Social Security records since 1880
Check a name
Sydney
Mostly a girl's name
Of the babies given the name Sydney, 97.4% were girls and 2.6% were boys. The share of girls among babies named Sydney rose from 9.3% in the 1880s to 97.3% in the 2020s.
| Decade | Girls | Boys |
|---|---|---|
| 1880s | 9.3% | 90.7% |
| 1890s | 12.5% | 87.5% |
| 1900s | 28.1% | 71.9% |
| 1910s | 15.5% | 84.5% |
| 1920s | 18.9% | 81.1% |
| 1930s | 49.1% | 50.9% |
| 1940s | 65% | 35% |
| 1950s | 70.7% | 29.3% |
| 1960s | 72.8% | 27.2% |
| 1970s | 72.3% | 27.7% |
| 1980s | 90.9% | 9.1% |
| 1990s | 98.2% | 1.8% |
| 2000s | 98.9% | 1.1% |
| 2010s | 98.2% | 1.8% |
| 2020s | 97.3% | 2.7% |
Decades with at least 100 babies given the name.
Names That Switched
Names with at least 10,000 people alive whose babies went from mostly one sex to mostly the other, comparing the first and the latest decade with at least 1,000 babies.
| Name | Then: girls | Latest: girls |
|---|---|---|
| Kelly | 8.5% (1920s) | 76.2% (2020s) |
| Taylor | 8.9% (1960s) | 73.9% (2020s) |
| Leslie | 8.9% (1880s) | 93.1% (2020s) |
| Morgan | 0.4% (1910s) | 72% (2020s) |
| Riley | 0% (1910s) | 75.9% (2020s) |
| Joan | 99% (1910s) | 46% (2020s) |
| Avery | 12% (1920s) | 79.9% (2020s) |
| Dana | 35.4% (1910s) | 91.1% (2020s) |
| Jean | 86.8% (1880s) | 34.4% (2020s) |
| Kim | 32.1% (1940s) | 85.4% (2000s) |
| Sydney | 15.5% (1910s) | 97.3% (2020s) |
| Lynn | 15.7% (1910s) | 82.6% (2010s) |
| Addison | 14.4% (1980s) | 98.1% (2020s) |
| Lindsey | 29.9% (1950s) | 97.9% (2020s) |
| Shelby | 7.2% (1920s) | 91.9% (2020s) |
| Aubrey | 5.4% (1910s) | 95.9% (2020s) |
| Lindsay | 47.5% (1950s) | 99.1% (2010s) |
| Charlie | 1.2% (1880s) | 51.3% (2020s) |
| Ashton | 62.6% (1980s) | 4.9% (2020s) |
| Skylar | 24.7% (1980s) | 95.1% (2020s) |
The Most Evenly Split Names
Names with at least 10,000 people alive whose babies in the latest decade with at least 1,000 of them were closest to half girls and half boys.
| Name | Girls | Decade |
|---|---|---|
| Finley | 49.9% | 2020s |
| Michel | 50.1% | 2000s |
| Justice | 50.2% | 2020s |
| Tatum | 50.3% | 2020s |
| Kacey | 50.7% | 2020s |
| Charlie | 51.3% | 2020s |
| Nikita | 51.3% | 2010s |
| Robin | 52.1% | 2020s |
| Kasey | 47.9% | 2020s |
| Sidney | 47.5% | 2020s |
| Blake | 47.4% | 2020s |
| Carey | 47.3% | 1990s |
| Campbell | 53.1% | 2020s |
| Azariah | 46.5% | 2020s |
| Dakota | 53.7% | 2020s |
| Joan | 46% | 2020s |
| Jamie | 45.9% | 2020s |
| Tory | 45.5% | 2000s |
| Alexis | 55.4% | 2020s |
| Jackie | 55.4% | 2010s |
For the most common names used by both, see gender-neutral names. More name tools: the random name generator and how old people with a name are.