Recorded 2008–2021 Unisex name Peak 2008 10 births

Kazu — boys' name

10 babies named Kazu in U.S. Social Security records since 2008, with the highest year being 2008. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

2000s52020s5

The verdict

10 boys have been named Kazu since 2008, peaking in the 2000s, last recorded in 2021.

10
total births
2008–2021
years on record
2000s
peak decade
50%
born in that decade
2000s
Peak decade

50% of everyone ever named Kazu was born in this single decade.

2008
Single peak year

5 babies were named Kazu in 2008 — its busiest year on record.

What the Data Says About Kazu

The Social Security Administration has registered 10 babies named Kazu between 2008 and 2021, spanning 14 consecutive years of U.S. birth records. As a boy's name, Kazu currently falls outside the top 1,000 boys' names for 2021. The name reached its historical peak in 2008, when 5 babies received it in a single year. Kazu is classified as unisex in SSA records: the opposite-sex variant accounts for 5 additional births since 1916.

Decade-level aggregation shows that Kazu performed strongest in the 2000s, accumulating 5 births during that ten-year window. Across the 2 decades of recorded activity, Kazu shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Kazu in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 10 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Kazu at a glance

Last recorded 2021

Total births

10

Since 2008

14 years of records

Peak year

2008

5 births that year

Strongest decade: 2000s

Current rank

Unranked

Outside the modern top-1,000

As of 2021

Active since

2008

Recorded for 14 years

Last year on file: 2021

Kazu popularity over time — boys

Annual U.S. births registered with the Social Security Administration · 2021–2008

Last recorded 2021
Peak year (2008)
5
Annual births at peak — across 14 years of records
5 20212008 5

Kazu popularity over time — girls

5 total births recorded since 1916 (Kazu as girls' name)

Unisex variant — 5 births
5 1916 5

Kazu by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 2000s
Peak decade
2000s
5 births that decade — 50% of Kazu's all-time total
2000s52020s5

Frequently Asked Questions

How popular is the name Kazu?
10 babies have been named Kazu since 2008. It was last recorded in 2021. The peak year was 2008 with 5 births.
When was Kazu most popular?
Kazu was most popular in the 2000s decade with 5 total births. The single peak year was 2008.
Is Kazu a unisex name?
Yes, Kazu is used for both boys and girls. As a boy's name it has 10 births, and as a girl's name it has 5 births.
How long has the name Kazu been used?
Kazu has been recorded in Social Security data since 2008, spanning 14 years of data through 2021.
What names are similar to Kazu?
Names with a similar sound or spelling include Kazuo, Kaz, Kazi, Kazuki, and 4 more. These share a common prefix and are also used for boys.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 2008–2021 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.