Kaizer
Masculine · “emperor”
Kaizer is overwhelmingly a boys’ name — 1,367 boys against 5 girls since 1880.
Kaizer is a modern respelling of Kaiser, the German word for emperor — and behind that word stands one of the oldest names in Europe, the Roman cognomen Caesar, which turned from a family name into a title for rulers and never turned back. Said aloud it lands in two clean beats, KY-zer, with the strong K opening that carries a lot of names right now.
How old is the name Kaizer?
Kaizer first appears in US birth records in 1996 — 29 years ago. The typical Kaizer is a kid of about 4 — this name's wave is very recent. About 1,400 people named Kaizer are estimated to be alive in the US today.
When was the name Kaizer most popular?
Kaizer peaked in 2024, reaching #1238 nationally. Today it ranks #1297, 59 places below that high. See the whole 2024 chart.
Where it comes from
From Caesar to Kaizer
The story of Kaizer
Caesar began as a Roman family name, and after the first century BC it hardened into a word for a ruler. Germanic speakers took it early — early enough that the c became a hard k — and it came down into German as Kaiser, the title borne by Holy Roman emperors and later by the emperors of the German Empire, until that empire ended with the First World War. It also became a common German and Central European surname, which is how it reached the United States with nineteenth- and twentieth-century immigration. Kaizer is the American respelling of that surname and title, swapping the s for a z, and it appears in the birth records as a first name only in the last few decades.
Meaning
emperor — from the Roman name Caesar
Kaiser is the German title for an emperor, borrowed from Latin Caesar, the cognomen of Gaius Julius Caesar; the Russian tsar comes from the same root. Kaizer is a z-spelling of that word, used as a given name in American records only in recent decades.
How the name formed
- Caesar
- Kaisar
- Kaiser
- Kaizer
Related forms: Kaiser · Caesar · César · Cesare · Keizer · Kajzer
Pronouncing Kaizer
KY-zer
Two syllables, rhyming with miser. The German original is said the same way; the z in this spelling does not change the sound.
Nicknames for Kaizer
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
- 1996
- Most boys named
- 2024161 — the highest on record
- Peak rank
- #1238reached in 2024
- Change vs 2024
- −6.8%150 in 2025, from 161
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.
Kaizer in other languages
The same name elsewhere
- Kaiser in German — spelling variant
- Caesar in Latin — related form
- César in Spanish — related form
- Cesare in Italian — related form
- Keizer in Dutch — related form
- Kajzer in Polish — spelling variant
Strongest US states over the last decade: Texas, Louisiana, North Carolina.
Kaizers among us
people named Kaizer are estimated to be alive in the US today
About 1 boy in 11,387 born in 2025 was named Kaizer
Estimated from SSA birth records and published actuarial life tables. Method
Spellings of Kaizer
- #1297
- Kaizer on the 2025 chart
- #526
- counting every spelling
The SSA counts spellings, not names. Kaizer went to 150 boys in 2025, but Kaiser, Caizer and Kayser are the same name said out loud. Together the 4 spellings went to 462, which makes it the 526th most-given boys’ name of the year — 771 places above the chart.
- Kaiser296
- Kaizer150
- Caizer8
- Kayser8
About 1 boy in 3,697 born in 2025 was given one of these spellings — against 1 in 11,387 for Kaizer 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 Caine test
Every popular name lives one long story — a climb, a peak, a slow settling back. Kaizer's later chapters haven't been written yet, so we borrowed them: Caine climbed just as high around 1973, and its whole arc is on record. Line the two peaks up, and Caine's path sketches the road Kaizer is walking now.
Kaizer 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
Where Kaizer is headed
Kaizer looks set to keep climbing gently, with roughly 16% more babies a year by 2030 if the current curve holds.
Medium confidence — fitted on official counts through 2025.
A damped-trend projection of the official birth data — a sketch of momentum, not a promise. Every name's forecast, ranked.
Kaizer beside its neighbors
The names ranked closest to Kaizer in 2025, in babies rather than position — the bars are to scale.
US boys given each name in 2025.
The trade-off
- The sound is already familiar to American ears through the surname Kaiser, so nobody has to be taught how to say it.
- Comes with Kai ready-made as a short form — itself a real name used across several languages.
- Traces an unbroken line back to a Roman name from the first century BC, one of the oldest continuously used name-words in Europe.
- Two syllables, clear stress on the first, and no silent letters to negotiate.
- The default spelling of this word is Kaiser with an s. Expect a lifetime of gentle corrections, and of forms coming back the other way.
- The word is a ruler's title, not just a name, and some people will hear it as such — including the German emperors of the First World War era. Worth deciding now how you feel about answering that.
- In the United States, Kaiser is also a large healthcare brand and a kind of bread roll. Neither is a problem, but both will get mentioned.
- The name's use as a first name is very recent, so nearly everyone carrying it is a young child. There is no older generation of Kaizers to set the tone.
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What they receive
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Kaizer
Masculine · #1297 in the U.S.
Frequently asked
- How many Kaizers are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. About 1,400 people named Kaizer are estimated to be alive in the US today.
- How do you spell Kaizer?
- Kaizer is one of 4 recorded spellings. Kaiser is the more common one — 296 births in 2025 against 150 for Kaizer.
- How popular is the name Kaizer in 2025?
- Kaizer ranks #1297 among US boy names in 2025, with 150 babies given the name.
- How rare is the name Kaizer?
- About 1 in every 11,387 US boys born in 2025 was named Kaizer — 150 in all.
- Will my child share the name Kaizer with classmates?
- Kaizer will almost certainly be the only one in school.
Ranked beside Kaizer
Names sitting at a similar level of popularity right now.
Cartier#1297 · Cormac#1297 · Knowledge#1297 · Kallen#1297 · Kolsen#1297 · Faris#1297 · Harris#1297 · Asiah#1290
Looking for what else is popular rather than what resembles Kaizer? See the current top 100.
Choosing between Kaizer and another name?
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US figures from the Social Security Administration. 1880–2025. Data & methodology
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