Kazuhiro
Meaningoften harmonious and broad · Japanese
Kazuhiro is a Japanese boy name often meaning “harmonious and broad”. In Japan, parents often choose a name as much for the kanji characters behind it as for its sound, so the same name can carry several shades of meaning. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds flowing and melodic, it's a longer name that leaves plenty of room for nicknames, and it pairs well with a short middle name.
Did you know?
- Word funKazuhiro doesn't repeat a single letter: 8 letters, all different.
- Scrabble scoreIf names were allowed in Scrabble, Kazuhiro would score 24 points, thanks largely to the Z (worth 10). A high-scoring name!
- GenerationKazuhiro peaked in 2015, which makes it a Gen Alpha name. The typical Kazuhiro you'd meet today is about 10 years old.
- HistoryKazuhiro first shows up in US birth records in 2009, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
US births per million boys, 2009–2025
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Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Kazuhiro
Kazuhiro is a boy name of Japanese origin meaning “often harmonious and broad”. With 4 syllables it has a flowing, lyrical sound, and plenty of room for a nickname, so a short middle name balances it nicely. It's a fresh, modern name that only arrived in US birth records in recent decades. It's rarely heard today, so it stands out while still being a real, established name.
Origin:Japanese names
More Japanese boy names
- Unisex name: Asa · healer
- Unisex name: Rio · river
- Unisex name: Akari · light, brightness
- Boy name: Kenzo · often healthy third son
- Boy name: Kenji · often strong second son
- Unisex name: Ren · often lotus
- Unisex name: Zen · meditation
- Unisex name: Mars · god of war
Questions about the name Kazuhiro
What does the name Kazuhiro mean?
Kazuhiro means “often harmonious and broad” and comes from Japanese. Other boy names with a similar meaning include Kazuo (“often harmonious man”), Kazuya (“often harmonious”), Kazuhiko (“often harmonious prince”) and Kazuhisa (“often harmonious and lasting”).
What is the origin of the name Kazuhiro?
Kazuhiro is Japanese in origin. Other Japanese names to consider are Asa (“healer”), Rio (“river”), Akari (“light, brightness”) and Kenzo (“often healthy third son”).
Is Kazuhiro a boy or girl name?
Kazuhiro is a boy name.
How popular is the name Kazuhiro?
Kazuhiro is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2015. It peaked at #10,644 in 2015, so it's a name with history that few kids share today.
What names are similar to Kazuhiro?
If you like Kazuhiro, you might also like Kazuo, Kazuya, Kazuhiko and Kazuhisa.
What should I know before naming my baby Kazuhiro?
Kazuhiro is a Japanese boy name often meaning “harmonious and broad”. In Japan, parents often choose a name as much for the kanji characters behind it as for its sound, so the same name can carry several shades of meaning. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds flowing and melodic, it's a longer name that leaves plenty of room for nicknames, and it pairs well with a short middle name. Say it out loud with your last name and any middle names you're considering, and check the initials it makes.