Taichi

Boys' name

Thick, big, great + one

Taichi has been given to 111 babies in the U.S. since 1988. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 2003, with 9 recorded.

Babies named Taichi, 2019

1 in 694,000

Taichi over time, 1880–2025

Boys

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Taichi: meaning, origin, and history

Thick, big, great + one

Deeper origin not confirmed in the cited records

What Taichi means

Taichi means “thick, big, great + one”.

Documented naming usage and pronunciation

Taichi is used in Japanese.

Another recorded pronunciation is /tä.i.t͡ɕi/ for Taichi.

American usage and historical context

In the United States, 111 boys were recorded with the name Taichi between 1988 and 2019. Its highest annual count was 9 in 2003; its best national rank was #7,189 in 1997.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

U.S. Social Security Administration: national name data and limitations

How common is Taichi?

Taichi had fewer than 5 recorded uses in 2025, so these figures use 2019, the last year it was published.

Among all babies, 2019: 1 in 694,000; 5 of 3,472,229 births
Among boys only: 1 in 359,000; <0.01% of boys
Rank, 2019: Unranked; Fewer than 5 uses
Coin-flip room size: 481,354 kids; Even odds of a second one

Where Taichi sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 2019 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%

Class of 30Under 1%

Grade of 100Under 1%

School of 500Under 1%

Put another way: gather 481,354 children born in 2019 and it's an even bet that one of them is another Taichi. In a class of 30 the chance is Under 1%.

When Taichis were born

Half of everyone ever recorded as Taichi was born before 2006 — so the typical Taichi is around 19 today.

Median birth year: 2006; About 19 years old
Biggest decade: 2000s; 43.2% of all use
Born in the last 25 years: 85.6%; A modern name
Recorded since 1950: 111; People you could plausibly meet

Choose a decade

2000s — 43.2% of all recorded uses (48).

Is Taichi rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago: —; Not ranked then
Rank vs 5 years ago: New entry; Not ranked then
Rank vs 10 years ago: —; Not ranked then
Births vs 10 years ago: —; Not published both years
Share of its own peak: 0%; Peak was 2003 (9)
Years since peak: 22; Years
Year-to-year steadiness: Volatile; 25.0% average annual change
Best rank ever: #7,189; 1997

Spellings of Taichi

Taichi is not the most common spelling — Malichi is, with 82.5% against Taichi's 17.5%.

Malichi82.5%522
Taichi17.5%111

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Taichi by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025: Unranked
Trend vs 5 yrs ago: —
Best rank ever: #7,189; 1997
Peak year: 2003; 9 that year
First recorded: 1988
Last recorded: 2019
All-time count: 111
Count in 2025: Under 5

Names similar to Taichi

Matched on shared beginnings and endings, similar length, and comparable popularity.

Taitum Taimur Taika Taison Taige Taimoor Taiten Taiven Taijon Taisei Tailor Taicyn Itachi Taiyo Taiden Taiga Taidyn Taishi Taino Taiwan Taiquan Taite Taivon Taiton

Sibling names for Taichi

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

For a sister

Shreya Anastacia Delanie Abigale Ashtyn Hailie Kayli Sydnee

For a brother

Alexandre Jair Keven Kadin Estevan Dallin Keon Zakary

Explore around Taichi

Top names of 2003, Taichi's peak year The 2000s in full Other names that peaked in 1997 Boys' names starting with T