Kazuhiro
A Japanese masculine name meaning "peaceful, calm one".
Name Census estimates that about 11 living Americans carry the first name Kazuhiro. The name is used almost exclusively for boys. The average person named Kazuhiro today is around 14 years old, and the year with the single highest number of Kazuhiro births was 2015 (6 babies).
This page is the full Name Census profile for Kazuhiro. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Fewer than 100 living Americans are believed to carry the name Kazuhiro. It is among the rarest names in the SSA records.
People living today
11
~ 1 in 31,159,485 Americans
Peak year
2015
6 babies that year
Average age
14
years old
2015 SSA rank
#11,425
Tracked since 2009
Popularity
Kazuhiro: popularity over time
The SSA tracks Kazuhiro from the 2000s through to the 2010s, spanning 2 decades of birth certificate data. The biggest single decade for the name was the 2010s, with 6 total registrations. The name continues to be given at rates close to its all-time high, suggesting it has not yet fallen out of fashion.
Babies born per year
Decades
Kazuhiro by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Kazuhiro during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Origin
Meaning and history of Kazuhiro
Kazuhiro is a Japanese masculine given name that has its roots in the traditional Japanese culture and language. The name is a combination of two words, "kazu" meaning "number" or "prosperity," and "hiro" meaning "widespread" or "generous." Together, the name can be interpreted as "prosperous and generous."
The name Kazuhiro gained popularity during the Heian period (794-1185 CE) in Japan, when the aristocratic class placed great importance on names with auspicious meanings. It is believed that the name was chosen to bestow blessings of abundance and generosity upon the bearer.
One of the earliest recorded instances of the name Kazuhiro can be found in the "Nihon Shoki," an ancient chronicle of Japan completed in 720 CE. The text mentions a nobleman named Kazuhiro who served as a court official during the reign of Emperor Tenmu (673-686 CE).
Throughout Japanese history, several notable individuals have borne the name Kazuhiro. One such figure was Kazuhiro Nogi (1849-1912), a prominent Japanese general who served in the Imperial Japanese Army during the Russo-Japanese War. He is remembered for his bravery and loyalty, ultimately committing ritual suicide (seppuku) upon the death of Emperor Meiji in 1912.
Another famous Kazuhiro was Kazuhiro Yamaji (1828-1888), a prominent statesman and diplomat during the late Edo period and early Meiji era. He played a crucial role in the modernization of Japan and the establishment of diplomatic relations with Western nations.
In the realm of literature, Kazuhiro Ozaki (1915-1993) was a celebrated Japanese novelist and playwright. His works often explored themes of love, loss, and the human condition, earning him critical acclaim and numerous literary awards.
The name Kazuhiro has also been borne by individuals in other fields, such as Kazuhiro Noga (1926-2008), a renowned Japanese composer and conductor, and Kazuhiro Sasaki (born 1970), a professional wrestler and mixed martial artist.
While the name Kazuhiro has deep historical roots and significance in Japanese culture, it has also gained recognition globally as Japanese names have become more widely adopted in various parts of the world.
Notable bearers
Famous people named Kazuhiro
People
Kazuhiro + last name combinations
How many people share a full name with Kazuhiro as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with K
Other first names starting with K with a similar number of bearers.
FAQ
Kazuhiro: questions and answers
How many people in the U.S. are named Kazuhiro?
Name Census puts the figure at roughly 11 living Americans. We arrive at this by taking every SSA birth registration for Kazuhiro going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 31,159,485 US residents.
Is Kazuhiro a common name?
We classify Kazuhiro as "Very Rare". It ranks above 30.8% of all first names in the SSA dataset by living bearers. Across the full history of the data, 11 babies have been registered with this name.
When was Kazuhiro most popular?
The single biggest year for Kazuhiro was 2015, when 6 babies received the name. The fact that the average living Kazuhiro is about 14 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Kazuhiro a male name?
Yes, 100.0% of people registered as Kazuhiro in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.