Kacee
Feminine · “watchful”
Kacee is given to both — 2,235 girls and 290 boys since 1880. See other names given to both
Of all the ways this sound can be written, the double e is the one nobody can misread. A single i leaves the ending open, a y can be a vowel or a consonant, and -ey is ambiguous in English generally. Two e's can only be one thing, and that certainty is what the spelling is buying.
How old is the name Kacee?
Kacee first appears in US birth records in 1966 — 59 years ago. The typical Kacee alive today was born around 1994, making them about 31 years old. About 2,200 people named Kacee are estimated to be alive in the US today.
When was the name Kacee most popular?
Kacee peaked in 1989, reaching #1532 nationally. See the whole 1989 chart.
Lists built from the same records:
Where it comes from
From Ó Cathasaigh to Kacee
The story of Kacee
The Irish surname behind the commonest spelling comes from a personal name built on a word meaning watchful or vigilant. That is an unusual thing for a name to mean. Most Irish personal names of that age describe an appearance, a temperament, a color or a relationship to a saint; a word for staying alert points at a job rather than a quality, and the families carrying it were probably named for someone who did that job. The surname is now among the most widespread in Ireland and has been carried to America in enormous numbers, which is why the first name feels American while the word underneath it is not.
Meaningscholars disagree
watchful, vigilant
If the source is the Irish surname, the sense below is the likely one. The name has also been reached independently from initials and from other names, and any given family may have arrived by a different road. The reading is offered, not insisted on.
How the name formed
- Ó Cathasaigh
- Casey
- Kacee
Related forms: Cathasach
Pronouncing Kacee
KAY-see
Two syllables with the stress at the front. The double e removes every ambiguity from the ending, which is more than the other spellings of this name manage.
Nicknames for Kacee
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
- 1966
- Most girls named
- 198993 — the highest on record
- Peak rank
- #1532reached in 1989
- Change vs 2023
- −27.8%13 in 2024, from 18
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.
Kacee in other languages
The same name elsewhere
- Cathasach in Irish — related form
Strongest US states over the last decade: Texas, California.
Kacees among us
people named Kacee 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
Kacee 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
- The spelling can only be read one way, which few respellings can claim.
- It is short, unisex and completely easy on first hearing.
- It has a genuine surname behind it rather than an invented origin.
- Casey, Kacey, Kaci and Kasey are all in use and this spelling gets queried.
- Most children with this spelling are girls, but a real minority are boys; either may be taken for the other.
- The meaning is offered with a caveat, because the route into any given family is unknown.
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What they receive
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Kacee
Feminine
Frequently asked
- How many Kacees are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 2,200 people named Kacee are estimated to be alive in the US today.
- How popular is the name Kacee in 2025?
- Kacee is rarely given in the US today — it does not rank in the top 2000 girl names.
- Will my child share the name Kacee with classmates?
- Kacee 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 Kacee? See the current top 100.
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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