How Many People Are Named Tadashi?
people named Tadashi are alive in the United States today (estimate)
About 1 in 1,827,726 people in the US has this name
Based on 676 babies named Tadashi in Social Security records from 1912 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
35 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Tadashi in the records were boys.
👥 Age Distribution
The average person named Tadashi alive today is about 20 years old, and 73% are under 30. Half of them were between 4 and 35 in 2025.
📈 Popularity Over Time
Tadashi first appears in the records in 1912 and was given most often in 1922, to 35 babies. In 2025, 11 babies got the name.
Babies given the name each year, 1912 to 2025
🏆 Rank History
Tadashi has never been one of the 100 most popular boys' names. Its best rank was #1,169, in 1917. In 2025 it ranked #7,616.
| Boys | |
|---|---|
| Rank in 2025 | #7,616 |
| Best rank | #1,169 (1917) |
| Years in the top 100 | None |
| Rank in its biggest decade | #1,492 in the 1920s |
📍 State-Wise Distribution
People named Tadashi alive today, by the state where they were born (estimate; state records start in 1910).
More people named Tadashi were born in Hawaii than in any other state: about 5 of those alive today. Compared with the national rate in the same years, Tadashi was given 228.7 times as often in Hawaii and 12.3 times in California.
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