Isamu

♂ Boy

Pronounced ee-SAH-moo /iˈsɑː.muː/Medium

Meaning: Isamu is a Japanese men's name most often meaning 'courage', 'bravery', or 'vigor', from a verb sense of being spirited. Borne by the early Japanese-American community, it is given here in romaji.Medium

In 30 seconds: Isamu is a Japanese men's name meaning 'courage' or 'vigor', borne by the sculptor Isamu Noguchi (said 'ee-SAH-moo').

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Origin MediumJapanese

MeaningIsamu is a Japanese men's name most often meaning 'courage', 'bravery', or 'vigor', from a verb sense of being spirited. Borne by the early Japanese-American community, it is given here in romaji.

U.S. rank (2023)#11363 ↘ Falling

2023 U.S. births6 boys (0.00% of U.S. boys)

Peak year1922

Total births (all-time)≈ 562

Popularity in the U.S. · SSA data

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

Isamu is a Japanese men's name carrying the sense of 'courage', 'bravery', or 'vigor'. As with other Japanese names, the precise meaning depends on the written characters chosen.

In the American records it belongs largely to the early Japanese-American cohort, peaking around 1922, with scattered use since. Its most famous bearer, artist Isamu Noguchi, gave it a lasting cultural footprint beyond its rarity.

Did you know? The best-known Isamu is Isamu Noguchi, the celebrated twentieth-century sculptor and designer whose lamps and public gardens made the name quietly famous in the art world.

Overall data confidence 68%

References — Isamu — Japanese 'courage'; bearer Isamu Noguchi

Variations

Isami

Nicknames

IsaSam

Famous Bearers

★Isamu Noguchi (1904–1988)
Japanese-American artist and landscape architect, known for his sculptures, gardens, and Akari light designs.

If you like Isamu…

Masao— another early Japanese-American men's name

Mitsuo— a like Japanese name of the same generation

Akira— a related Japanese given name

Hideo— lands in the same popularity range

Imari— a fellow Japanese choice

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Frequently Asked

What does the name Isamu mean?

Isamu is a Japanese men's name meaning 'courage', 'bravery', or 'vigor'.

How do you pronounce Isamu?

It's said ee-SAH-moo /iˈsɑː.muː/ — three syllables, stress on the second.

Is Isamu a boy or girl name?

Isamu is used as a boy's name.

How popular is Isamu?

Isamu is a rare Japanese heritage name, seen mainly among Japanese-American families across the twentieth century.