Sydnee Girl
How popular is Sydnee?
#7,489 girl name in 2025
14 baby girls were named Sydnee in the US in 2025, making it the 7489th most popular girl name.
Sydnee popularity over time
| Rank in 2025 | #7,489 for girls (▲ 1452 from 2024) |
|---|---|
| Babies in 2025 | 14 girls |
| 10-year trend | Falling fast (-85% babies vs 2015) |
| Earlier ranks | #2,039 in 2015, #3,546 in 2020 |
| Peak year | 2003 (506 girls) |
| Highest rank | #538 in 1999 |
| First recorded | 1945 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Sydnee counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Sydney family of names ranked #324 for girls in 2025 (#270 the year before), with 1,009 babies in all.
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Sydnee is most popular
Babies named Sydnee per 1,000 girls born in each state, 2021 to 2025. Darker means more common.
- Texas: 0.0 per 1,000 (13 girls)
Sydnee by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1940s | 12 | #3,674 |
| 1950s | 47 | #4,010 |
| 1960s | 35 | #4,864 |
| 1970s | 38 | #5,775 |
| 1980s | 211 | #1,938 |
| 1990s | 2,542 | #538 |
| 2000s | 3,842 | #539 |
| 2010s | 1,374 | #955 |
| 2020s | 154 | #3,546 |
Girl names about as popular as Sydnee
Questions
- Is Sydnee a boy or girl name?
- Sydnee is mostly a girl name. Over the last 10 years, 100% of babies named Sydnee were girls.
- How popular is the name Sydnee?
- 14 baby girls were named Sydnee in the US in 2025, making it the 7489th most popular girl name.
- When was Sydnee most popular?
- Sydnee peaked in 2003, when 506 girls were given the name. Its highest rank was #538 in 1999.
- How many people are named Sydnee?
- 8,255 babies have been named Sydnee in the US since 1880. We estimate about 8,145 of them are alive in 2026, with a median age of 24.
- Where is Sydnee most popular?
- From 2021 to 2025, Sydnee was most common in Texas, at 0.0 of every 1,000 girls born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.