Reiko
Meaning
child of the tinkling of jade, or child of ceremony
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Reiko has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
319 people · the #18,217 first name in Brazil · about 1 in 500,000 · median age 78
Among people named Reiko 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 Reiko
Most people given the name Reiko in the United States were born between 1960 and 2009. The Reiko you meet today is most often in her 30s or 40s.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Reiko deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Reiko 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 Reiko fits with your family’s names and surname.
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