Girl · #9,684 in 2026

Sydni

Name: Popularity of the name Sydni in U.S. births, 1880–2026
Creator: U.S. Social Security Administration
License: https://www.ssa.gov/foia/
Keywords: Sydni, baby name, popularity, U.S., SSA, rankings

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Current Rank

#9,684

Peak Rank

#557 (2000)

Total Babies

5-Yr Trend

-66%

1947

First Year

2026

Last Year

2000

Peak Year

#557

Peak Rank

Total Count

Years Active

Meaning & Origin of Sydni

What this name means, where it came from, and how it has traveled across cultures.

Source: Wikipedia (CC BY-SA 3.0). Read more →

The Story of Sydni

Sydni first appeared in U.S. Social Security Administration records as a baby girl name in 1947, with 5 babies given the name that year. Its peak popularity came in 2000, when 468 Sydnis were born — ranking #557 that year. As of 2026, Sydni ranks #9,684 for baby girls with 7 births, falling sharply (-66%). In total, more than 5K Sydnis have been born in the U.S. since records began in 1880, spanning the 1940s through the 2020s.

Popularity Over Time

Popularity by State

Top 10

11-50

51-100

101-500

500+

No data

Names that sound like Sydni

Phonetically similar names — useful when Sydni is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.

Sydney
Sidney
Sedna
Sidy
Sidi
Cdna
Siddhi
Sunny
Sonny
Cedi
Seney
Sedi

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Sydni

What does the name Sydni mean?

How popular is Sydni in 2026?

In 2026, Sydni ranks #9,684 among girls' names in the U.S., with 7 babies given the name that year.

When was Sydni most popular?

Sydni reached its peak popularity in 2000, ranking #557 that year with 468 babies given the name.

In which U.S. states is Sydni most popular?

Sydni has historically been most popular in Louisiana, Nebraska, District of Columbia. Rankings vary year to year, but these states show the strongest concentration of births named Sydni.

Is Sydni a unisex name?

In U.S. Social Security records, Sydni is primarily a girl's name. We don't have meaningful data for it as a boy's name.

What names go well with Sydni?

Names that share a similar style or popularity range with Sydni include Vella, Kathlyn, Kenisha. These pairings are based on rank proximity and naming era in U.S. data.

About the name Sydni

Sydni is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1947 and has accumulated 5K births in the dataset. Sydni's peak popularity came in 2000 when it ranked #557. Use the chart and map above to compare Sydni's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
Predicted nationality distribution — Nationalize.io .
Phonetically similar names — Datamuse .

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.