Sadako
Meaning
virtuous child
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Sadako has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
208 people · the #24,699 first name in Brazil · about 1 in 1,000,000 · median age 80
Among people named Sadako living in Brazil at the 2022 census, more were born in the 1940s than in any other decade.
Source: IBGE, Censo Demográfico 2022
When you meet Sadako
Most people given the name Sadako in the United States were born between 1920 and 1939. The Sadako you meet today is most often in her 80s or 90s.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Sadako deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Sadako truly comes from, how it traveled, and what a century of records reveals. If you have grown a tree on nametree, it also considers how Sadako fits with your family’s names and surname.
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