boy's name
Tadashi
- Origin Japanese
- Gender Boy
- Syllables 3
- Letters 7
- Popularity Rare
- Births on record 676
Tadashi is a boy's name with 3 syllables. In 2025 it was given to 11 babies in the United States. It is a rare choice.
- Tadashi is a name of Japanese origin.
- Peaked in 1922, when 35 babies were given the name.
- After peaking in the 1920s it fell out of use, and is now climbing again — a classic revival.
- Today about 1 in 301,477 babies in the United States is given this name.
- First appears in US birth records in 1912.
- 3 syllables, with the stress on syllable 2.
Tadashi over time
Births per decade in the United States, 1910s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1910s | 156 |
| 1920s | 255 |
| 1930s | 81 |
| 1940s | 6 |
| 1970s | 20 |
| 1980s | 13 |
| 1990s | 7 |
| 2000s | 15 |
| 2010s | 53 |
| 2020s (to 2025) | 70 |
How popular is Tadashi?
In 2025, Tadashi was given to 11 babies in the United States. It is a rare choice.
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
Names that peaked alongside Tadashi
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Tadashi also like
Names whose popularity has risen and fallen in step with Tadashi over the last century — the same taste, a different name.
Sibling names for Tadashi
Names from the same era that won't rhyme or share an initial with Tadashi — the two things that make a sibling set grate.
Common questions about Tadashi
How popular is the name Tadashi?
In 2025, Tadashi was given to 11 babies in the United States. It is a rare choice.
Is Tadashi a girl's or a boy's name?
Tadashi is given almost entirely to boys in birth records.
How many syllables are in Tadashi?
Tadashi has 3 syllables.
When was Tadashi most popular?
Tadashi peaked in 1922, when 35 babies were given the name. After peaking in the 1920s it fell out of use, and is now climbing again — a classic revival.
Is Tadashi a good name?
That is not something records can settle, but they can tell you what you would be choosing. Tadashi currently ranks #7,440 in the United States. After peaking in the 1920s it fell out of use, and is now climbing again — a classic revival. Everything else — how it sounds with your surname, who it reminds you of — is yours.