Sydni
2 countries#10917 in United States, 2025Popularity across 2 countries
Each line is scaled to its own peak, so you can compare when Sydni was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
5,361 births recorded 1947–2025 · currently #10917 · peaked in 2000 with 468 births
Most common in: Texas, California, Louisiana, Georgia, Florida
Source: Social Security Administration, official birth-registration data
🏴🏴 England & Wales
68 births recorded 1996–2016 · peaked in 2006 with 8 births
Source: Office for National Statistics, official birth-registration data
🇬🇧 United Kingdom
68 births recorded 1996–2016 · peaked in 2006 with 8 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
United States rank history
Sydni’s rank among girls’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2006 | #1327 | — |
| 2007 | #1695 | ↓368 |
| 2008 | #1713 | ↓18 |
| 2009 | #1914 | ↓201 |
| 2010 | #1928 | ↓14 |
| 2011 | #2216 | ↓288 |
| 2012 | #2548 | ↓332 |
| 2013 | #3076 | ↓528 |
| 2014 | #2517 | ↑559 |
| 2015 | #3650 | ↓1133 |
| 2016 | #3777 | ↓127 |
| 2017 | #3436 | ↑341 |
| 2018 | #4237 | ↓801 |
| 2019 | #4437 | ↓200 |
| 2020 | #4648 | ↓211 |
| 2021 | #6967 | ↓2319 |
| 2022 | #6984 | ↓17 |
| 2023 | #15194 | ↓8210 |
| 2024 | #7251 | ↑7943 |
| 2025 | #10917 | ↓3666 |
Frequently asked questions about Sydni
Is Sydni a popular name?
Yes — Sydni currently ranks #10917 among girls’ names in United States as of 2025, based on official birth records.
Is Sydni more common for boys or girls?
Sydni is recorded predominantly as a girls’ name in official United States birth data.
When was Sydni most popular?
Sydni peaked in 2000 in United States, with 468 recorded births that year.
Is Sydni rising or falling in popularity?
In United States, Sydni’s popularity is falling — its rank has slipped from #5295 in 1947 to #10917 in 2025.
How many babies have been named Sydni?
At least 5,429 babies have been recorded with the name Sydni across official birth statistics in 2 countries.
Is Sydni popular in more than one country?
Yes — Sydni appears in official birth records in 2 countries: United States, England & Wales.
What names are similar in popularity to Sydni?
Based on real 2025 ranking data in United States, names ranked closest to Sydni include Susanne.
Similar names right now
Ranked directly next to Sydni in United States, 2025 — a real popularity match, not a subjective list.