Tokio
Eastern capital city, derived from the Japanese word "tō" meaning east.
Name Census estimates that about 1 living Americans carry the first name Tokio. The name is used almost exclusively for boys. The average person named Tokio today is around 117 years old, and the year with the single highest number of Tokio births was 1920 (9 babies).
This page is the full Name Census profile for Tokio. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • The typical person named Tokio is about 117 years old today, placing it firmly among the names of earlier generations. Most living Tokios were born before 1919.
- • Fewer than 100 living Americans are believed to carry the name Tokio. It is among the rarest names in the SSA records.
People living today
1
~ 1 in 342,754,338 Americans
Peak year
1920
9 babies that year
Average age
117
years old
1923 SSA rank
#3,443
Tracked since 1913
Popularity
Tokio: popularity over time
The SSA tracks Tokio from the 1910s through to the 1920s, spanning 2 decades of birth certificate data. The biggest single decade for the name was the 1910s, with 31 total registrations. Although the numbers have come down from the 1910s peak, Tokio remains solidly in use and shows no sign of disappearing from maternity wards.
Babies born per year
Decades
Tokio by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Tokio during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Tokios live
Origin
Meaning and history of Tokio
The name Tokio is believed to have originated from the Japanese language, derived from the words "toku" meaning "virtue" or "merit," and "kyo" meaning "capital city." It is a relatively modern name, first appearing in the late 19th century during the Meiji era of Japan.
One of the earliest recorded instances of the name Tokio can be found in reference to the city of Tokyo, which was initially known as Edo before being renamed to Tokio in 1868 when it became the official capital of Japan. The name was later standardized to its current spelling, Tokyo.
While the name Tokio itself does not have any direct references in ancient texts or religious scriptures, its linguistic roots can be traced back to Japanese Buddhist and Confucian traditions, where virtues and the concept of a capital city held significant cultural and spiritual importance.
Historically, one of the earliest recorded individuals with the name Tokio was Tokio Hashimoto, a Japanese politician and journalist who lived from 1856 to 1935. He served as the Mayor of Tokyo from 1914 to 1923 and played a crucial role in the city's reconstruction efforts following the devastating Great Kanto Earthquake of 1923.
Another notable figure was Tokio Yokoyama (1895-1953), a Japanese architect and engineer who designed several iconic buildings in Tokyo, including the former headquarters of the Bank of Japan and the Tokyo Metropolitan Government Building.
In the realm of literature, Tokio Kikuchi (1891-1953) was a renowned Japanese poet and author, known for his works exploring themes of nature, love, and spirituality. His collection of poems, "Twilight Songs," published in 1921, is considered a masterpiece of modern Japanese poetry.
Tokio Yamada (1899-1986) was a Japanese chemist who made significant contributions to the field of polymer chemistry. He developed several innovative techniques for synthesizing and analyzing polymers, including the famous Yamada-Leyden equation for determining polymer molecular weights.
Finally, Tokio Nishikawa (1923-2007) was a celebrated Japanese baseball player and manager. He played for the Yomiuri Giants and the Nankai Hawks in the Nippon Professional Baseball league, and later served as the manager of the Yakult Swallows, leading them to two Japan Series championships in the 1970s.
People
Tokio + last name combinations
How many people share a full name with Tokio as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with T
Other first names starting with T with a similar number of bearers.
FAQ
Tokio: questions and answers
How many people in the U.S. are named Tokio?
Name Census puts the figure at roughly 1 living Americans. We arrive at this by taking every SSA birth registration for Tokio going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 342,754,338 US residents.
Is Tokio a common name?
We classify Tokio as "Very Rare". It ranks above 3.8% of all first names in the SSA dataset by living bearers. Across the full history of the data, 55 babies have been registered with this name.
When was Tokio most popular?
The single biggest year for Tokio was 1920, when 9 babies received the name. The fact that the average living Tokio is about 117 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
What does the SSA popularity chart show?
The chart tracks births, not the number of people alive with the name today. Each point shows how many babies were given the name Tokio in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Tokio a male name?
Yes, 100.0% of people registered as Tokio in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Is Tokio still being used today?
Yes. The SSA still recorded Tokio in 2024, and the page above shows its latest-year rank where available. A name can be well past its peak and still remain in steady use, especially if it built up a large population over earlier decades.
Why can a name have a lot of living bearers even if it is not trendy now?
Because living-bearer counts and current baby-name popularity measure different things. A name like Tokio can build up a very large population over many decades, even if fewer parents are choosing it now than they did at its peak.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.
Does every first name have Census demographic data?
No. The public Census first-name release only covers names that met the Bureau's publication rules, so many rarer names in the SSA files do not have a published Census demographic snapshot. In those cases, the page still shows the SSA trend, gender history, and state data.
How common is the name Tokio?
HowManyOfMe.org, our sister site, answers that with the living-bearer count in one glance.