Sadamu
A boy's name of Japanese origin with 25 recorded U.S. births.
Meaning & Origin
Among U.S. boy's names, Sadamu is not in the current national top 1,000. In fact, it is among the rarest names in the SSA dataset — a choice that signals bold individuality.
With records spanning 1914 to 1927, Sadamu has a focused history that reflects a particular moment in naming culture rather than a centuries-old tradition.
Sadamu is not in the current top 1,000 boy names nationally, making it an uncommon choice — though your state or community may differ.
Sadamu is a boy's baby name of Japanese origin, written in various kanji combinations — most commonly with characters meaning 'determined,' 'correct,' or 'established.' It has traditional roots in Japan, where names built on concepts of determination and steadfastness have long been valued.
In the U.S., Sadamu appears almost exclusively among families with Japanese heritage. It's a name that carries cultural specificity — a thread of connection to Japan's naming tradition in a country where such ties are often quietly kept.
EtymologyShow more
Names travel. They cross oceans, change spelling, shift pronunciation, and accumulate new associations with each culture that adopts them. Sadamu is rooted in the Japanese tradition, but its presence in American naming since 1914 means it has been shaped by English phonetics, local customs, and the cultural context of the families who chose it.
Sadamu’s rarity (25 recorded births) may indicate it is strongly tied to a specific cultural community or family tradition, rather than part of the broader American naming mainstream.
At a Glance
Popularity Over Time
Sadamu has 4+ years of history in the U.S., first appearing in 1914.
Popularity by Decade
| Decade | Births | Trend |
|---|---|---|
| 1920s | 20 | ▲ |
| 1910s | 5 | — |
The Story of Sadamu
A Greatest Generation name
Peaking in 1921, Sadamu is a name steeped in history. Boys named Sadamu are most likely born between 1914 and 1927.
How rare is Sadamu?
With fewer than 500 recorded births, Sadamu is an exceptionally rare name — a one-of-a-kind choice.
The journey through the decades
First appeared in the records in 1914, peaked in the 1920s with 20 births that decade.
Year-by-Year Data
View complete yearly data(4 years, 1914–1927)
| Year | Births | Rank |
|---|---|---|
| 1927 | 6 | #4132 |
| 1922 | 6 | #4237 |
| 1921 | 8 | #3458 |
| 1914 | 5 | #3677 |
Source: U.S. Social Security Administration. Showing years with 5+ recorded births.
Frequently Asked Questions
Is Sadamu a boy's or girl's name?
When was Sadamu most popular?
How popular is the name Sadamu?
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Data source: U.S. Social Security Administration, 1914–1927