Kazu
UnisexBoys' nameGirls' nameMeaning not yet documented
Kazu has been given to 15 babies in the U.S. since 2008. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 2008, with 5 recorded. It's used for both sexes: 67% boys, 33% girls all-time.
Babies named Kazu, 2021
1 in 678,000
Kazu over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
Girls or boys — Kazu over time
In 2021, Kazu went to 0% girls and 100% boys.
A sex is only published in years it reached five applications, so a stretch at 0% or 100% means the other side stayed under that floor — not that it was never used.
How common is Kazu?
Kazu had fewer than 5 recorded uses in 2025, so these figures use 2021, the last year it was published.
- Among all babies, 2021
- 1 in 678,000
- 5 of 3,389,958 births
- Among boys only
- 1 in 350,000
- <0.01% of boys
- Rank, 2021
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 469,949 kids
- Even odds of a second one
Where Kazu sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2021 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 469,949 children born in 2021 and it's an even bet that one of them is another Kazu. In a class of 30 the chance is Under 1%.
When Kazus were born
Half of everyone ever recorded as Kazu was born before 2008 — so the typical Kazu is around 17 today.
- Biggest decade
- 2000s
- 50.0% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 10
- People you could plausibly meet
2000s — 50.0% of all recorded uses (5).
Is Kazu rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- —
- Not ranked then
- Rank vs 5 years ago
- New entry
- Not ranked then
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 0%
- Peak was 2008 (5)
- Years since peak
- 17
- Years
- Year-to-year steadiness
- Not enough data
- Too few years
Spellings of Kazu
Kazu is not the most common spelling — Karl is, with 34.3% against Kazu's <0.01%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Kazu around the world
Where Kazu ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- South Australia2005–2005#643in 2005
Popularity data from Consumer and Business Services (South Australia). CBS SA data under CC BY 4.0.
Kazu by the numbers
The raw record for each sex the name is used for.
As a boy's name
Names similar to Kazu
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Kazu
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.