MallowbyNames

Tadao

忠夫tah-DAH-oh · righteous, correct, or of the rice field

Peak popularity
1920
Usually for
Boys
Trend
Holding steady

Holding steady.

Popularity of Tadao since 1912

Babies named Tadao per year in U.S. Social Security records.

91726192019602000Most births 1920Boys
Data table (by decade)
DecadeBoys
1910s97
1920s167
1930s31
1940s0
1950s0
1960s0
1970s0
1980s0
1990s0
2000s0
2010s0
2020s0

Meaning & origin

Tadao is a Japanese masculine given name that has maintained a stable presence in naming records since its first recorded use in 1912. The name reached its peak popularity in 1920, consistent with early 20th-century Japanese immigration patterns to the United States. Its trajectory has remained steady without significant revival, reflecting its traditional character. As a name rooted in Japanese cultural heritage, Tadao continues to be used among families honoring that background.

Tadao is a Japanese masculine given name. It can be written with various kanji combinations; the most common include 忠 (tada, 'loyal, faithful') and 夫 (o, 'husband, man'), or 正 (tada, 'right, correct') and 雄 (o, 'male, heroic'). The name has been in use since the early 20th century, with its peak popularity in the 1920s among Japanese families.

Sibling names for Tadao

Names that share Tadao's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

T is for Tadao, our favorite little boy.

T is for Tadao…”

In a Mallowby alphabet book, Tadao's letter becomes Tadao's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Tadao's book

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Questions parents ask

What does the name Tadao mean?
Tadao is a Japanese name that can mean 'righteous, correct' or 'rice field man' depending on the kanji used, most commonly written with characters for loyalty or correctness and man or hero.
Is Tadao a popular name today?
Tadao peaked in the 1920s and has remained stable in usage since, though it is not currently ranked among the top names in the U.S. or Japan.
Is Tadao a boy name?
Yes, Tadao is traditionally a masculine name in Japan.