Masashi
Meaningoften just and noble · Japanese
Masashi is a Japanese boy name often meaning “just and noble”. 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 simple to spell and say, and it pairs well with a short middle name.
Did you know?
- Hidden namesLook closely: Masashi has the name Asa hiding inside it.
- Scrabble scoreIf names were allowed in Scrabble, Masashi would score 12 points, thanks largely to the H (worth 4).
- GenerationMasashi peaked in 1924, which makes it a Greatest Generation name, think great-grandparents.
- HistoryMasashi first shows up in US birth records in 1913, the first year at least 5 babies got it. It has been in use for 112 years since.
US births per million boys, 1913–2025
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Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Masashi
Masashi is a boy name of Japanese origin meaning “often just and noble”. With 3 syllables it has a flowing, lyrical sound, so a short middle name balances it nicely. It was most fashionable in the 1920s, which gives it a vintage, grandparent-chic charm. 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 Masashi
What does the name Masashi mean?
Masashi means “often just and noble” and comes from Japanese. Names built around “noble” have been loved for generations, and give a child a meaning worth sharing when someone asks about their name. Other boy names with a similar meaning include Allison (“noble”), Arya (“noble”), Bryan (“possibly noble, strong”) and Brian (“possibly noble, strong”).
What is the origin of the name Masashi?
Masashi is Japanese in origin. Other Japanese names to consider are Asa (“healer”), Rio (“river”), Akari (“light, brightness”) and Kenzo (“often healthy third son”).
Is Masashi a boy or girl name?
Masashi is a boy name.
How popular is the name Masashi?
Masashi is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 1995. It peaked at #2,347 in 1924, so it's a name with history that few kids share today.
What names are similar to Masashi?
If you like Masashi, you might also like Allison, Arya, Bryan and Brian.
What should I know before naming my baby Masashi?
Masashi is a Japanese boy name often meaning “just and noble”. 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 simple to spell and say, 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.