Kaydin
Feminine
Kaydin is given to both — 545 girls and 1,307 boys since 1880. See Kaydin as a boy nameSee other names given to both
Kaydin is one of the spellings of Kayden, a two-syllable name given mostly to boys and to a real minority of girls. It is bright and quick, a name of its generation.
How old is the name Kaydin?
Kaydin first appears in US birth records in 1999 — 26 years ago. The typical Kaydin alive today was born around 2009, making them about 16 years old. About 500 people named Kaydin are estimated to be alive in the US today.
When was the name Kaydin most popular?
Kaydin peaked in 2008, reaching #2773 nationally. See the whole 2008 chart.
Lists built from the same records:
Where it comes from
Origin, sound and short forms
Our story of Kaydin
Kayden rose with Aiden, Jaden and Brayden in a wave of names built on the same two-beat sound, and each was spelled many ways. Kaydin ends with the -in of Robin, so the second syllable reads short and light. It is a name of its moment, easy to call and quick to write, and it serves boys and girls alike.
Meaningnot established
Not established
No source records a meaning for Kaydin. It belongs with Kayden and Caden, modern names with no settled source, and its -in ending adds nothing to the sound.
Pronouncing Kaydin
KAY-din
Two syllables, stressed on the first.
Nicknames for Kaydin
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
- 1999
- Most girls named
- 200865 — the highest on record
- Peak rank
- #2773reached in 2008
- Change vs 2020
- −16.7%5 in 2023, from 6
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.
Kaydins among us
people named Kaydin 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
Kaydin 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 is easy to say and sounds familiar.
- It works for a boy or a girl.
- It is one of many spellings of one sound, so it will be misspelled often.
- Most children given it are boys; a girl named Kaydin may be taken for a boy on paper.
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Kaydin
Feminine
Frequently asked
- How many Kaydins 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 Kaydin are estimated to be alive in the US today.
- How popular is the name Kaydin in 2025?
- Kaydin is rarely given in the US today — it does not rank in the top 2000 girl names.
- Will my child share the name Kaydin with classmates?
- Kaydin will almost certainly be the only one in school.
More K names
The most-given names starting with K, all years combined.
Karen#1279 · Kimberly#302 · Kathleen#1150 · Katherine#186 · Kelly#851 · Kathryn#729 · Kayla#364 · Kathy#3249
Looking for what else is popular rather than what resembles Kaydin? See the current top 100.
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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