Dillin
Masculine
Dillin is a two-syllable name that sounds like Dillon and Dylan, spelled with the i of both syllables. It is quick and bright, a name of its generation.
How old is the name Dillin?
Dillin first appears in US birth records in 1987 — 38 years ago. The typical Dillin alive today was born around 2000, making them about 25 years old. About 500 people named Dillin are estimated to be alive in the US today.
When was the name Dillin most popular?
Dillin peaked in 1992, reaching #1914 nationally. See the whole 1992 chart.
Lists built from the same records:
Where it comes from
Origin, sound and short forms
Our story of Dillin
Dylan and Dillon came to American parents from Welsh and Irish, and families heard them as one sound and spelled it every way they could: Dillan, Dyllan, Dillin. This one uses the plain short i in both syllables, so the name reads exactly as it sounds. It is a name made from a loved sound, and it asks for nothing more.
Meaningnot established
Not established
No source records the origin of Dillin. It may be a spelling of Dillon, an Irish surname, or of Dylan, the Welsh name, and no record says which.
Pronouncing Dillin
DIL-in
Two syllables, stressed on the first.
Nicknames for Dillin
Limited
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
- 1987
- Most boys named
- 199242 — the highest on record
- Peak rank
- #1914reached in 1992
- Change vs 2015
- −54.5%5 in 2019, from 11
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.
Dillins among us
people named Dillin are estimated to be alive in the US today
Estimated from SSA birth records and published actuarial life tables. Method
Is it right for you
Questions parents actually ask
Fashion outlook
Dillin sits outside the current charts, and that is its own kind of answer: naming cycles can only date the names they carried up. A name this rare has no decade stamped on it — it cannot go out of fashion, because it was never in.
Based on 146 years of naming cycles. How we read them
The trade-off
- It sounds familiar and is easy to say.
- It is rare as a spelling.
- People will write Dylan or Dillon.
- There is no recorded meaning to give when someone asks.
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Dillin
Masculine
Frequently asked
- How many Dillins are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 500 people named Dillin are estimated to be alive in the US today.
- How popular is the name Dillin in 2025?
- Dillin is rarely given in the US today — it does not rank in the top 2000 boy names.
- Will my child share the name Dillin with classmates?
- Dillin will almost certainly be the only one in school.
More D names
The most-given names starting with D, all years combined.
David#35 · Daniel#22 · Donald#690 · Dennis#707 · Douglas#807 · Dylan#41 · Danny#628 · Dale#1409
Looking for what else is popular rather than what resembles Dillin? See the current top 100.
Choosing between Dillin and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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