Sadaharu (さだはる)

Sadaharu is read さだはる and has 4 beats. Our data lists 2 spellings: 貞治 and 貞春. All two are masculine.

Reading

さ·だ·は·る (4 beats)

Kanji spellings

2 in our data

Gender

Masculine

Source

JMnedict, the open name dictionary

Kanji spellings of Sadaharu

One sound can be written with different kanji. Each spelling below is a different name on paper.

  • 貞治
    さだはる
    Masculine

    Faithful + rule

    • 貞(さだ)— faithful
    • 治(はる)— rule
  • 貞春
    さだはる
    Masculine

    Faithful + spring

    • 貞(さだ)— faithful
    • 春(はる)— spring

The kanji in Sadaharu

What each kanji means on its own, and in how many of the spellings above it appears.

  • 貞faithful2 spellings
  • 治rule1 spelling
  • 春spring1 spelling

Sadaharu with common surnames

Full names with a different spelling and surname on each card. Tap a card for the kanji breakdown.

Sadaharu on our lists

Topic pages that include a spelling of this name.

Japanese Names Starting with SJapanese Emperor Names

Questions about Sadaharu

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

In our data every spelling of Sadaharu is masculine.

What does Sadaharu mean?

Sadaharu is a sound, so the meaning comes from the kanji: 貞治 reads as "faithful + rule" and 貞春 reads as "faithful + spring". Those come from what each kanji means by itself, and parents may have had a fuller picture in mind.

How many ways can Sadaharu be written in kanji?

Our data lists 2: 貞治 and 貞春. Other spellings exist, so ask how a person writes their own name before you write it for them.

How do you pronounce Sadaharu?

さだはる is 4 beats: さ · だ · は · る. Give every beat the same length and keep vowels short and clear; Japanese has no stressed syllable the way English does.

Where this comes from

The spellings are from our hand-reviewed list of everyday names and from JMnedict, the open Japanese name dictionary. Meanings are built from what each kanji means on its own, so they describe the characters, not what a particular family had in mind.

How we check names · Content last reviewed: 2026-11-08.

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