Toshiro
Meaningoften clever son · Japanese
Toshiro is a Japanese boy name often meaning “clever son”. 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?
- GenerationToshiro peaked in 1920, which makes it a Greatest Generation name, think great-grandparents.
- HistoryToshiro first shows up in US birth records in 1920, the first year at least 5 babies got it. It has been in use for 105 years since.
US births per million boys, 1920–2025
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Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Toshiro
Toshiro is a boy name of Japanese origin meaning “often clever son”. 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 Toshiro
What does the name Toshiro mean?
Toshiro means “often clever son” and comes from Japanese. Other boy names with a similar meaning include Clever (“clever”), Reiji (“often clever second son”), Soichi (“often clever first son”) and Soichiro (“often clever first son”).
What is the origin of the name Toshiro?
Toshiro is Japanese in origin. Other Japanese names to consider are Asa (“healer”), Rio (“river”), Akari (“light, brightness”) and Kenzo (“often healthy third son”).
Is Toshiro a boy or girl name?
Toshiro is a boy name.
How popular is the name Toshiro?
Toshiro is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2023. It peaked at #3,815 in 1920, so it's a name with history that few kids share today.
What names are similar to Toshiro?
If you like Toshiro, you might also like Clever, Reiji, Soichi and Soichiro.
What should I know before naming my baby Toshiro?
Toshiro is a Japanese boy name often meaning “clever son”. 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.