Siera
2 countries#11932 in United States, 2025Popularity across 2 countries
Each line is scaled to its own peak, so you can compare when Siera was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
2,543 births recorded 1983–2025 · currently #11932 · peaked in 1998 with 150 births
Most common in: California, Florida, Ohio, Texas, New York
Source: Social Security Administration, official birth-registration data
🏴🏴 England & Wales
13 births recorded 2015–2021 · currently #5581 · peaked in 2018 with 4 births
Source: Office for National Statistics, official birth-registration data
🇬🇧 United Kingdom
13 births recorded 2015–2021 · peaked in 2018 with 4 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
United States rank history
Siera’s rank among girls’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2002 | #1671 | — |
| 2003 | #2062 | ↓391 |
| 2004 | #2087 | ↓25 |
| 2005 | #2314 | ↓227 |
| 2006 | #2328 | ↓14 |
| 2007 | #3428 | ↓1100 |
| 2008 | #3158 | ↑270 |
| 2009 | #6091 | ↓2933 |
| 2010 | #4974 | ↑1117 |
| 2011 | #6335 | ↓1361 |
| 2012 | #7456 | ↓1121 |
| 2013 | #7372 | ↑84 |
| 2014 | #6987 | ↑385 |
| 2016 | #11781 | ↓4794 |
| 2017 | #9943 | ↑1838 |
| 2018 | #11427 | ↓1484 |
| 2020 | #13453 | ↓2026 |
| 2022 | #11231 | ↑2222 |
| 2024 | #11122 | ↑109 |
| 2025 | #11932 | ↓810 |
Frequently asked questions about Siera
Is Siera a popular name?
Yes — Siera currently ranks #11932 among girls’ names in United States as of 2025, based on official birth records.
Is Siera more common for boys or girls?
Siera is recorded predominantly as a girls’ name in official United States birth data.
When was Siera most popular?
Siera peaked in 1998 in United States, with 150 recorded births that year.
Is Siera rising or falling in popularity?
In United States, Siera’s popularity is falling — its rank has slipped from #10275 in 1983 to #11932 in 2025.
How many babies have been named Siera?
At least 2,556 babies have been recorded with the name Siera across official birth statistics in 2 countries.
Is Siera popular in more than one country?
Yes — Siera appears in official birth records in 2 countries: United States, England & Wales.
What names are similar in popularity to Siera?
Based on real 2025 ranking data in United States, names ranked closest to Siera include Shy, Shyann, Silas.
Similar names right now
Ranked directly next to Siera in United States, 2025 — a real popularity match, not a subjective list.