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Brennan
OriginIrish
Meaning"descendent of the sad one"
GenderGirl
About Brennan
The name Brennan peaked for girls at #1867 in 1994. The name is most popular in North Carolina, Texas, and Texas. Brennan is occasionally used for boys in 2025.
2 syllables.
As of September 2026, Brennan ranked #9557 in US births in 2025 SSA, peaked at #1867 in 1994.
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Actual · SSA
20142025
18802025
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #2,973 | 57 | 31.9 |
| 2015 | #3,782 | 40 | 22.4 |
| 2016 | #4,175 | 35 | 19.8 |
| 2017 | #3,493 | 44 | 25.5 |
| 2018 | #4,575 | 30 | 17.6 |
| 2019 | #4,358 | 32 | 19.1 |
| 2020 | #4,280 | 32 | 19.8 |
| 2021 | #4,528 | 30 | 18.3 |
| 2022 | — | 0 | 0 |
| 2023 | — | 0 | 0 |
| 2024 | — | 0 | 0 |
| 2025 | — | 0 | 0 |
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These 20 names were selected by our users looking for other names like Brennan.
Famous Brennans
- Kiernan Brennan "Kiki" Shipka
child actress (plays Sally Draper on 'Mad Men' & Cathy in the TV movie 'Flowers in the Attic')
Brennan in pop culture
- Temperance Brennan
main character on TV show "Bones"
Brennan in blog posts
Brennan on more lists
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