Soichi
A masculine Japanese name meaning "prosperous first son".
Name Census estimates that about 0 living Americans carry the first name Soichi. The name is used almost exclusively for boys. The average person named Soichi today is around 0 years old, and the year with the single highest number of Soichi births was 1915 (5 babies).
This page is the full Name Census profile for Soichi. 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
- • Fewer than 100 living Americans are believed to carry the name Soichi. It is among the rarest names in the SSA records.
People living today
0
~ - Americans
Peak year
1915
5 babies that year
Average age
-
1921 SSA rank
#4,895
Tracked since 1915
Popularity
Soichi: popularity over time
The SSA tracks Soichi from the 1910s through to the 1920s, spanning 2 decades of birth certificate data. The biggest single decade for the name was the 1920s, with 5 total registrations. The name continues to be given at rates close to its all-time high, suggesting it has not yet fallen out of fashion.
Babies born per year
Decades
Soichi 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 Soichi during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Soichis live
Origin
Meaning and history of Soichi
The name Soichi is of Japanese origin, deriving from the combination of the Japanese words "so" meaning "respectful" or "prosperous" and "ichi" meaning "one" or "first." It's a masculine given name that has been in use since ancient times in Japan.
One of the earliest recorded references to the name Soichi can be found in the Kojiki, an ancient chronicle of Japanese history and mythology dating back to the 8th century. The name appears in various other historical texts and records from feudal Japan, indicating its long-standing usage.
In the 12th century, Soichi was the name of a renowned samurai warrior who fought bravely during the Genpei War between the Minamoto and Taira clans. His acts of valor and loyalty were celebrated in the epic Tales of the Heike.
Another notable figure bearing the name Soichi was a Zen Buddhist monk who lived in the 16th century. He was known for his wisdom and teachings, which influenced many scholars and practitioners of Zen Buddhism during his lifetime.
During the Edo period (1603-1868), Soichi Tsuda was a prominent artist and calligrapher. His works were highly regarded and are still preserved in museums and collections across Japan.
In the 19th century, Soichi Sakamoto was a respected politician and statesman who played a significant role in the Meiji Restoration, which brought an end to the Tokugawa shogunate and ushered in the modernization of Japan.
The name Soichi continued to be popular throughout the 20th century, with several notable individuals bearing the name, such as Soichi Noguchi, a celebrated author and poet known for his exploration of Japanese identity and culture through his literary works.
While the name Soichi has ancient roots and a rich history in Japan, it has also gained recognition internationally, with individuals from various cultural backgrounds adopting the name or variations of it in more recent times.
People
Soichi + last name combinations
How many people share a full name with Soichi as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with S
Other first names starting with S with a similar number of bearers.
FAQ
Soichi: questions and answers
How many people in the U.S. are named Soichi?
Name Census puts the figure at roughly 0 living Americans. We arrive at this by taking every SSA birth registration for Soichi 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 - US residents.
Is Soichi a common name?
We classify Soichi as "Very Rare". It ranks above 2.9% of all first names in the SSA dataset by living bearers. Across the full history of the data, 10 babies have been registered with this name.
When was Soichi most popular?
The single biggest year for Soichi was 1915, when 5 babies received the name. The fact that the average living Soichi is about 0 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 Soichi in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Soichi a male name?
Yes, 100.0% of people registered as Soichi 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 Soichi still being used today?
Yes. The SSA still recorded Soichi 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 Soichi 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 many people have Soichi as a first name?
For a quick modern take, check how many people have the name Soichi on our sister site HowManyOfMe.org.