Total births
5,361
Girls' name · since 1947
Sydni
Since 1947, U.S. Social Security records show 5,361 babies named Sydni, peaking in 2000. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #7323
- among girls today
- 5,361
- born since 1947
- 2000s
- peak decade
- 59%
- more common than other girls
5,361 babies have been named Sydni since 1947, making it today's #7323 girls' name.
Sydni has 5,361 recorded births among girls since 1947, per the U.S. Social Security Administration, ranked #7323 as of the latest data, more common than 59% of girls, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1947 to 2025.
- #7323 among girls today
- 5,361 born since 1947
- 2000s peak decade
- 59% more common than other girls
Data updated Jun 2026
The verdict
Sydni is currently the #7323 girls' name in America, more common than 59% of girls - 5,361 born since 1947, peaking in the 2000s.
- #7323
- among girls today
- 5,361
- born since 1947
- 2000s
- peak decade
- 59%
- more common than other girls
Sydni vs. every other girls name in current SSA rankings
#7323
of 17,726 girls in use
More common than 59% of names given to girls today.
2000s
Peak decade
47% of everyone ever named Sydni was born in this single decade.
2000
Single peak year
468 babies were named Sydni in 2000 - its busiest year on record.
How Sydni compares
5,361 Top 13% higher than 87% of 17,726 names currently given to girls
Based on all-time total births among currently-ranked girls names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Sydni's all-time total is 14x the median girls name, and Olivia still leads by a wide margin.
| Metric | Sydni | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 5,361 | 382 | 567,345 |
| Peak-year births | 468 | 48 | 19,840 |
Sydni's usage pattern, beyond the headline number
Sydni splits its recorded history at 2001: 50% of all births land in the more recent half, 50% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1947 (5 births) -- compare that against the 2000 peak of 468 for a sense of just how much the name's popularity has swung.
Sydni at a glance
Outside the top 1,000Peak year
2000
Current rank
#7,323
Active since
1947
Sydni popularity over time
Annual U.S. births registered with the Social Security Administration · 1947–2025
- Peak year (2000)
- 468
- Annual births at peak, across 79 years of records
Sydni by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Sydni's strongest decade.
2,503 babies received the name during that ten-year window, about 47% of all-time use.
Sydni births by decade
Total births in each ten-year window
- 1940s 5
1940s
5 births
- 1960s 9
1960s
9 births
- 1970s 18
1970s
18 births
- 1980s 217
1980s
217 births
- 1990s
1990s
1,946 births
- 2000s
2000s
2,503 births
- 2010s 575
2010s
575 births
- 2020s 88
2020s
88 births
What this shows Peak: 2000s at 2,503 births (47% of all-time use).
How Sydni compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Sydni's total volume
Sydni vs 15 similarly-sized girls names
Sydni by state
Where Sydni concentrates geographically, total births since 1947
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 495 | 9.2% |
| #2 | California | | 304 | 5.7% |
| #3 | Louisiana | | 225 | 4.2% |
| #4 | Georgia | | 224 | 4.2% |
| #5 | Florida | | 207 | 3.9% |
| #6 | Illinois | | 205 | 3.8% |
| #7 | Michigan | | 202 | 3.8% |
| #8 | Ohio | | 187 | 3.5% |
Texas share of Sydni's total US births 9.2%
Even split
495 of 5,361 births nationwide. Compared to a flat distribution across 37 reporting states.
Sydni appears in 37 states. Explore state details →
Frequently Asked Questions
How popular is the name Sydni? ▼
Sydni has been given to 5,361 babies in the U.S. since 1947, according to SSA data. Among girls, it ranks #7323 as of the latest data. 468 babies were born in 2000, its single highest year.
When was Sydni most popular? ▼
Sydni was most popular in the 2000s decade with 2,503 total births. The single peak year was 2000.
Where is Sydni most popular? ▼
The top states for the name Sydni are Texas (495 births), California (304 births), Louisiana (225 births).
How long has the name Sydni been used? ▼
Sydni has been recorded in Social Security data since 1947, spanning 79 years of data through 2025.
What names are similar to Sydni? ▼
Names with a similar sound or spelling include Sydney, Sydnee, Sydnie, Sydne, and 4 more. These share a common prefix and are also used for girls.
What to do with Sydni's data
- Sydni's decade-level peak was the 2000s (2,503 total births); usage has since declined to 88 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Texas records the most Sydnis (495 births) -- see the full state breakdown if geography matters to your decision. Texas names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Sydni
Nearby Names Like Sydni
Names with a similar sound, spelling, or feel to Sydni
Sydney Girl
#288 178,296 births
Sydnee Girl
#9048 8,255 births
Sydnie Girl
#8501 5,187 births
Sydne Girl
876 births
Sydelle Girl
754 births
Compare Sydni side by side: Sydni vs Sydney Sydni vs Sydnee Sydni vs Sydnie
Related Names
Names with a similar popularity rank to Sydni
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1947–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Sydni: #7323 Girls' Name - 5,361 Births, Peak 2000." NameAlmanac. Accessed via https://namealmanac.com/name/sydni. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Sydni draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.