Toshio
Masculine
Toshio is a Japanese man's name whose first element can be written with any of several characters. Which one a family picks is a real decision, and it is a decision the government has opinions about.
How old is the name Toshio?
Toshio first appears in US birth records in 1912 — 113 years ago. The typical Toshio alive today was born around 1923, making them about 102 years old. Fewer than a hundred people named Toshio are estimated to be alive in the US today — a true one-of-a-kind name.
When was the name Toshio most popular?
Toshio peaked in 1921, reaching #849 nationally. See the whole 1921 chart.
Where it comes from
Origin, sound and short forms
Our story of Toshio
Japan restricts the characters available for personal names to an official list: the common-use set plus a supplementary list of name characters, running to a few thousand in total. It exists so that names can be registered, printed and read, and it is revised periodically, with characters added after public demand and occasionally after litigation. One famous case turned on a parent who wanted to name a child with the character for devil; the registry refused and the courts agreed. The list means that a Japanese name is a choice within a fixed inventory, which is a very different situation from the American one, where a parent may write anything at all.
Meaningnot established
Not established
The o at the end is the old word for a man. The toshi in front can be written with characters meaning year, or sharp, or intelligent, among others, and an American record preserving only the sound cannot say which.
Pronouncing Toshio
TOH-shee-oh
Three syllables, evenly weighted, with clear vowels. English speakers press the first, which is close enough.
Nicknames for Toshio
Limited
What the data says
146 years of official birth records
The long climb, and where it stands now
The same years in position rather than babies
- First recorded
- 1912
- Most boys named
- 192166 — the highest on record
- Peak rank
- #849reached in 1921
- Change vs 1976
- 0.0%5 in 2001, from 5
Rank is a position, a count is a headcount, and they move independently — a name can hold its rank while the number of babies behind it falls. Source: U.S. Social Security Administration.
Toshio in other languages
The same name elsewhere
- Toshio in Japanese — same name
Toshios among us
Fewer than a hundred people named Toshio are estimated to be alive in the US today — a true one-of-a-kind name.
Estimated from SSA birth records and published actuarial life tables. Method
Is it right for you
Questions parents actually ask
Fashion outlook
Toshio sits outside the current charts, and that is its own kind of answer: naming cycles can only date the names they carried up. A name this rare has no decade stamped on it — it cannot go out of fashion, because it was never in.
Based on 146 years of naming cycles. How we read them
The trade-off
- Three open syllables with no sound English lacks survive the crossing intact.
- Toshi is available as a short form and works in both languages.
- It is entirely ordinary in Japan and genuinely rare in the United States.
- The characters that fix the meaning are not recorded on an American certificate.
- The -o ending now reads in Japan as belonging to an older generation.
- It will be confused with Toshiko by people who know one of them.
Nobody names a baby alone.
Put Toshio to the vote.
Add it to a family vote or a couple’s swipe deck — the other person gets one card, a simple answer and room to say why. No app, no account for them.
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What they receive
Someone added a name to your list
Toshio
Masculine
Frequently asked
- How many Toshios are there in the world?
- No country counts the world's names, so there is no worldwide figure — anyone quoting one is estimating. Fewer than a hundred people named Toshio are estimated to be alive in the US today — a true one-of-a-kind name.
- How popular is the name Toshio in 2025?
- Toshio is rarely given in the US today — it does not rank in the top 2000 boy names.
- Will my child share the name Toshio with classmates?
- Toshio will almost certainly be the only one in school.
More T names
The most-given names starting with T, all years combined.
Thomas#34 · Timothy#203 · Tyler#219 · Terry#1115 · Theodore#4 · Travis#434 · Todd#1609 · Tony#783
Looking for what else is popular rather than what resembles Toshio? See the current top 100.
Choosing between Toshio and another name?
See them side by side — full stats, history and a gentle verdict.
Compare side by sideIn a hurry? Just pick a winner — one tap, no sign-up, and you see how everyone else voted.
Weighing a whole shortlist? Add the rest in the builder, or settle it with a bracket.
Cast your vote
Which one would you pick?
Your gut first, the numbers after — the split shows once you pick.
US figures from the Social Security Administration. 1880–2025. Data & methodology
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