Baby Name Studio

Boy Name · English Origin

Kazuo

Rare · 5 letters · Pure hearted

Last reviewed: June 2026

Kazuo is a boy baby name of English origin, meaning "Pure hearted". It currently sits in the Rare tier of US baby names for 2026, and parents who love Kazuo often also consider Kayce.

Names like Kazuo

Explore related collections

Frequently asked about Kazuo

What does the name Kazuo mean?

Kazuo means "Pure hearted" and is of English origin.

What is the origin of Kazuo?

Kazuo originates in English naming tradition. Names of English origin often share recognizable sounds and cultural roots that shape how the name reads today.

How do you pronounce Kazuo?

Kazuo has 5 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.

Is Kazuo a boy's or girl's name?

Kazuo is primarily used as a boy's name in US records, though usage can vary by region and era.

How popular is Kazuo in 2026?

In our 2026 popularity tracker, Kazuo sits in the Rare tier — an uncommon, standout choice.

What names are similar to Kazuo?

Names that share Kazuo's sound and style include Kayce, Kacee, Kacy, Kawika, Kasey. Open the "Names like Kazuo" rail on this page for the full list.