Brinn
Feminine · “Welsh bryn”
Brinn is overwhelmingly a girls’ name — 605 girls against 15 boys since 1880.
There is a corner of suburban Philadelphia where the place names are Welsh: Bryn Mawr, Gwynedd, Uwchlan, Narberth, Radnor. They come from the Welsh Tract, the land Welsh Quakers bought from William Penn in the 1680s.
How old is the name Brinn?
Brinn first appears in US birth records in 1980 — 45 years ago. The typical Brinn alive today was born around 2007, making them about 18 years old. About 600 people named Brinn are estimated to be alive in the US today.
When was the name Brinn most popular?
Brinn peaked in 2003, reaching #3869 nationally. Today it ranks #10107, 6,238 places below that high. See the whole 2003 chart.
Lists built from the same records:
Where it comes from
From bryn to Brinn
The story of Brinn
In 1681 and 1682 a group of Welsh Quakers bought a large block of land west of Philadelphia from William Penn, intending to govern themselves in Welsh, and although the political arrangement collapsed within a generation, the names stayed. Bryn Mawr means the great hill and was the name of a farm in Merionethshire before it was a Pennsylvania township and a college; Gwynedd, Radnor, Narberth, Uwchlan and Tredyffrin all come from the same settlement. The Welsh landscape vocabulary that produced them is small and precise: bryn a hill, glyn a valley, nant a stream, llan an enclosure around a church, aber a river mouth. Brinn takes the first of those, and the American spelling doubles the final n in the way modern naming does.
Meaning
Welsh bryn, a hill
From Welsh bryn, a hill, an ordinary landscape word and a common element in Welsh place names. Bryn is a male name in Wales and has become largely female in American use. Brinn is a respelling that also draws on the -inn and -ynn endings; the peak is 2003.
How the name formed
- bryn
- Bryn
- Brinn
Related forms: Bryn · Brynn
Pronouncing Brinn
BRIN
One syllable. Bryn, Brynn and Brinn are homophones; only the vowel letter and the doubling differ.
Nicknames for Brinn
Moderate
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1980
- Most girls named
- 201236 — the highest on record
- Peak rank
- #3869reached in 2003
- Change vs 2024
- +28.6%9 in 2025, from 7
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Brinn in other languages
The same name elsewhere
- Bryn in Welsh — same name
- Brynn in English — spelling variant
Brinns among us
people named Brinn are estimated to be alive in the US today
About 1 girl in 178,585 born in 2025 was named Brinn
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Brinn
- #10107
- Brinn on the 2025 chart
- #353
- counting every spelling
The SSA counts spellings, not names. Brinn went to 9 girls in 2025, but Brynn and Bryn are the same name said out loud. Together the 3 spellings went to 870, which makes it the 353rd most-given girls’ name of the year — 9,754 places above the chart.
About 1 girl in 1,847 born in 2025 was given one of these spellings — against 1 in 178,585 for Brinn itself.
Spellings are grouped by a fixed rule that folds interchangeable English spellings of one sound (ck/k, ph/f, x/ks, a non-initial y for i) and keeps vowels apart, so Sean and Shawn stay separate names. It errs towards splitting: a family here is never larger than the truth. SSA national data, 2025. Method
Is it right for you
What happens to a name after it peaks
The Clark test
Every popular name lives one long story — a climb, a peak, a slow settling back. Brinn's later chapters haven't been written yet, so we borrowed them: Clark climbed just as high around 1918, and its whole arc is on record. Line the two peaks up, and Clark's path sketches the road Brinn is walking now.
Brinn sits in the calm middle of the cycle — neither chasing a wave nor sliding off one. Middle-of-the-cycle names age slowly and predictably.
A scored estimate from 146 years of naming cycles — not a prophecy. Great names outlive statistics. How this is scored
Brinn beside its neighbors
The names ranked closest to Brinn in 2025, in babies rather than position — the bars are to scale.
US girls given each name in 2025.
The trade-off
- One syllable, five letters, impossible to mispronounce.
- The Welsh meaning is a plain and concrete word.
- It pairs well with longer surnames.
- Brynn is the more common American spelling.
- In Wales the name is male.
- It is very short, and some settings will expect more.
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What they receive
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Brinn
Feminine · #10107 in the U.S.
Frequently asked
- How many Brinns are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 600 people named Brinn are estimated to be alive in the US today.
- How do you spell Brinn?
- Brinn is one of 3 recorded spellings. Brynn is the more common one — 767 births in 2025 against 9 for Brinn.
- How popular is the name Brinn in 2025?
- Brinn ranks #10107 among US girl names in 2025, with 9 babies given the name.
- How rare is the name Brinn?
- About 1 in every 178,585 US girls born in 2025 was named Brinn — 9 in all.
- Will my child share the name Brinn with classmates?
- Brinn will almost certainly be the only one in school.
Ranked beside Brinn
Names sitting at a similar level of popularity right now.
Berta#10107 · Jettie#10107 · Maye#10107 · Osa#10107 · Fidelia#10107 · Alysa#10107 · Su#10107 · Willie#10107
Looking for what else is popular rather than what resembles Brinn? See the current top 100.
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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