Brennin
- US rank
- Unranked
- Syllables
- 2
- Peak
- #4,251 in 2012
0 babies were named Brennin in the US in 2025.
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US births per million boys, 1992–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Brennin you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryBrennin first shows up in US birth records in 1992, the first year at least 5 babies got it. It has been in use for 33 years since.
- Best yearIts best year was 2012, when it reached #4,251.
About the name Brennin
Brennin is a boy name of English and Irish origin. It has 7 letters and 2 syllables, starting with B and ending in “-nin”. US birth records list Brennin for boys from 1992 to 2015, in 19 of those 24 years. Its best year was 2012, when it ranked #4,251 among boy names. It hasn't been given to 5 or more US babies in a year since 2015, so today it's a genuinely rare choice.
Origin:English namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1990s | 2.9 | 350,877 boys |
| 2000s | 5.2 | 191,939 boys |
| 2010s | 5.2 | 193,548 boys |
Other spellings of Brennin
More English boy names
- Boy name: Oliver · olive tree
- Boy name: Henry · ruler of the home
- Unisex name: James · supplanter
- Boy name: William · resolute protector
- Boy name: Benjamin · son of the right hand
- Boy name: Jack · God is gracious
- Unisex name: Hudson · son of Hudde
- Unisex name: Julian · of the Julius family
Questions about the name Brennin
What is the origin of the name Brennin?
Brennin has English, Irish roots in our records. Other English names include Oliver, Henry, James.
Is Brennin a boy or girl name?
Brennin is a boy name.
How popular is the name Brennin?
Brennin is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2015. It peaked at #4,251 in 2012.