Sydnee
- Gender
- Female
- Meaning
- From St. Denis.
- Origin
- French
About the Name Sydnee
Sydnee is a modern feminine respelling of Sydney, an English surname and place name derived from St. Denis — a locale named for the patron saint of France. The doubled -ee ending gives this place-and-saint name a soft, distinctly feminine and contemporary look, recasting a unisex classic as a sweeter, more decorative form that signals freshness and individuality.
Its appeal lies in that fresh, personalized spelling. Sydnee reads as breezy and modern while keeping the familiar, easygoing sound of Sydney intact, which made it part of the broader fashion for inventive girls' respellings around the turn of the millennium. Recorded variants include Sidney, the traditional form, and Sydni, another creative feminine spelling — a small cluster that let parents fine-tune the name's look to taste.
Sydnee first entered the US Social Security top-1000 for girls in 2000 and reached its peak that opening year at rank #540. It then drifted downward, last appearing in the top-1000 in 2010 at #959, after a run that recorded 4,110 girls in total; it had stood at #941 as recently as 2008. Its arc traces the rise and gentle retreat of the inventive Sydney respellings that flourished and then quietly receded across the 2000s — a soft, feminine reimagining of a name that has since drifted back toward its classic form.
Source: U.S. Social Security Administration name data, 1880–2024 (methodology). By Marvin Tang.
Quick Facts About Sydnee
US Popularity History (2000–2010)
Annual US births named Sydnee by gender, from US Social Security Administration records. Peak year: 2003 with 506 girls named Sydnee (girl rank #549 that year).
Where it stands today: in 2010, ranked #959 for girls (268 US births). That's 410 places below its 2003 peak.
Source: US Social Security Administration. Limitations: US birth-certificate data only; names appearing fewer than 5 times in a given year are suppressed for privacy; spelling variants are counted separately. For names that ranked outside the US top 100 before year 2000, only the years they reached the top 100 are shown — the chart may have gaps for less-popular historical names.
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Where in the US Is Sydnee Most Popular?
Average girl-name rank within each state across 2009–2018 SSA records. A lower number means the name appears closer to the top of that state's girls-name rankings — a per-capita measure that isn't biased toward large states. For Sydnee the strongest states are Utah, Louisiana, Maryland.
Strongest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | Utah | #536 | 69 |
| 2 | Louisiana | #607 | 44 |
| 3 | Maryland | #730 | 23 |
| 4 | Oklahoma | #740 | 31 |
| 5 | Missouri | #786 | 23 |
| 6 | Ohio | #792 | 38 |
| 7 | Pennsylvania | #794 | 37 |
| 8 | Minnesota | #860 | 18 |
| 9 | Alabama | #879 | 15 |
| 10 | North Carolina | #913 | 28 |
Weakest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | North Carolina | #913 | 28 |
| 2 | Alabama | #879 | 15 |
| 3 | Minnesota | #860 | 18 |
| 4 | Pennsylvania | #794 | 37 |
| 5 | Ohio | #792 | 38 |
| 6 | Missouri | #786 | 23 |
| 7 | Oklahoma | #740 | 31 |
| 8 | Maryland | #730 | 23 |
| 9 | Louisiana | #607 | 44 |
| 10 | Utah | #536 | 69 |
Source: SSA state-level baby-name dataset 2009–2018. States with fewer than 3 years of data for Sydnee in this window are excluded. Births < 5 in a given state-year are suppressed by SSA for privacy.
Variant Forms
| Name | Meaning | Gender | Origin |
|---|---|---|---|
| Sidney | From St. Denys | Male | French |
Looking for names like Sydnee?
A dedicated page with 60+ related names — spelling variants, rhymes, alliterations, same-origin matches, and shared meaning concepts — lives at its own URL so each kind of similarity gets a deeper treatment than fits here.
Compare Sydnee to Other Popular Names
Side-by-side popularity charts and crossover years for Sydnee against today's most popular girls-name peers (top 8 by US births in the last 10 years of SSA records).