Kazuo

“First son or harmony.”

Japan origin · Boy name

♂ 97% boys♀ 3% girls

#1661US 2023

539Births / yr

→Stable

757All-time births

📅 Since 191100.01% of births at peak

How to pronounce Kazuo

kah·ZOO·oh

/ˌkɑ.ˈzuː.oʊ/ · stress on ZOO · 3 syllables

“First son or harmony.”

Japan origin · Boy name

What does Kazuo mean and where does it come from?

Kazuo (和夫) is a common name in Japan, and it can be written with different kanji that convey various meanings, often including 'harmony' (和) and 'man' or 'husband' (夫). It signifies the traditional role of the first-born son in a family while also embodying a sense of balance. Kazuo has seen notable

Cultural significance

Kazuo has been a cherished name across cultures, particularly in Japan-speaking communities, where it reflects values of first son or harmony..

Peak popularity

Reached #937 in 1921 — currently #1661 in the US.

🌿

What middle names flow best with Kazuo?

Kazuo works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Kazuo Grace

How popular is Kazuo right now?

Holding steady — currently #1661 in the US out of 135.5k tracked names

US Trend 1915–2023#1661 · Top 1.2%

1915

1920

1925

1930

1935

2021

2022

2023

Year	US Rank	Births	vs Prior Year
2023	#1661	539	▲ up 5 · +4% births
2022	#1666	519	▲ up 5 · +6% births
2021	#1671	489	▲ up 419 · +3662% births
1935	#2090	13	▼ down 601 · -48% births
1930	#1489	25	▼ down 348 · -36% births
1925	#1141	39	▼ down 71 · -11% births
1920	#1070	44	▲ up 143 · +47% births
1915	#1213	30	—

Name Popularity Timeline

Popularity Statistics for Kazuo

Best Year1920Rank #1070

Peak Count539

Average Rank#1500

Current Trend↘Falling

Data Range1915 - 20238 years

The story of Kazuo

Kazuo entered American naming records in 1911 and has been in use for over 113 years. With 757 total births recorded, Kazuo remains relatively uncommon. Once ranked #1213 in 1915, the name has become less common in recent years, sitting at #1661 in 2023.

Names that peaked alongside Kazuo in 1921:

John Robert William James Charles

Kazuo by decade

Kazuo peaked in the 1920s. See all 1920s names →

Decade	Births
1910s	241
1920s ★	375
1930s	106
1940s	11
2000s	24

💎Kazuo has only 757 total recorded births since 1911 — rarer than 99% of names in our database.

What are good nicknames for Kazuo?

Common

KazKazieKazy

What names sound and feel like Kazuo?

Based on sound, origin, and style — parents who love Kazuo also consider these

Kazuto

Japan · Peaceful person

Kazu

Japan · Japanese

Masuo

Japan · 増夫 (Masuo) translates

Japan · the generation of

How is Kazuo written in other languages?

一男, 和夫, etc.

Japanese Kanji

Common questions about the name Kazuo

What does the name Kazuo mean?

Kazuo means "First son or harmony." — a name rooted in Japan tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.

How popular is the name Kazuo?

Kazuo is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.

What is the cultural origin of Kazuo?

Kazuo originates from Japan tradition. Japan names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.

How do you pronounce the name Kazuo?

Kazuo is a three-syllable name pronounced K AA2 Z UW1 OW0. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.

What sibling names go well with Kazuo?

Kazuo pairs beautifully with sibling names that share a similar Japan heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.