Brennan
4 countries#1002 in United States, 2025Popularity across 4 countries
Each line is scaled to its own peak, so you can compare when Brennan was in fashion in each country, whatever the population size.
Country by country
🇺🇸 United States
35,487 births recorded 1916–2025 · currently #1002 · peaked in 2009 with 1,550 births
Most common in: California, Texas, Louisiana, Ohio, Michigan
Source: Social Security Administration, official birth-registration data
🇬🇧 United Kingdom
547 births recorded 1996–2022 · peaked in 2002 with 37 births (England & Wales + Scotland + Northern Ireland combined)
Source: ONS, National Records of Scotland & NISRA (combined), official birth-registration data
🏴🏴 England & Wales
516 births recorded 1996–2021 · currently #3451 · peaked in 2002 with 37 births
Source: Office for National Statistics, official birth-registration data
🇫🇷 France
102 births recorded 1999–2020 · peaked in 2005 with 12 births
Most common in: Charente-Maritime
Source: INSEE, official birth-registration data
🏴 Scotland
31 births recorded 2006–2022 · peaked in 2006 with 5 births
Source: National Records of Scotland, official birth-registration data
United States rank history
Brennan’s rank among boys’ names, most recent 20 years on record.
| Year | Rank | vs. prior yr |
|---|---|---|
| 2006 | #299 | — |
| 2007 | #286 | ↑13 |
| 2008 | #263 | ↑23 |
| 2009 | #242 | ↑21 |
| 2010 | #270 | ↓28 |
| 2011 | #293 | ↓23 |
| 2012 | #318 | ↓25 |
| 2013 | #345 | ↓27 |
| 2014 | #387 | ↓42 |
| 2015 | #444 | ↓57 |
| 2016 | #534 | ↓90 |
| 2017 | #585 | ↓51 |
| 2018 | #661 | ↓76 |
| 2019 | #719 | ↓58 |
| 2020 | #764 | ↓45 |
| 2021 | #871 | ↓107 |
| 2022 | #995 | ↓124 |
| 2023 | #1024 | ↓29 |
| 2024 | #1057 | ↓33 |
| 2025 | #1002 | ↑55 |
Frequently asked questions about Brennan
Is Brennan a popular name?
Yes — Brennan currently ranks #1002 among boys’ names in United States as of 2025, based on official birth records.
Is Brennan more common for boys or girls?
Brennan is recorded predominantly as a boys’ name in official United States birth data.
When was Brennan most popular?
Brennan peaked in 2009 in United States, with 1,550 recorded births that year.
Is Brennan rising or falling in popularity?
In United States, Brennan’s popularity is rising — its rank has improved from #3897 in 1916 to #1002 in 2025.
How many babies have been named Brennan?
At least 36,136 babies have been recorded with the name Brennan across official birth statistics in 4 countries.
Is Brennan popular in more than one country?
Yes — Brennan appears in official birth records in 4 countries: United States, England & Wales, France, Scotland.
What names are similar in popularity to Brennan?
Based on real 2025 ranking data in United States, names ranked closest to Brennan include Lev, Benito, Howard, Arden.
Similar names right now
Ranked directly next to Brennan in United States, 2025 — a real popularity match, not a subjective list.