Rei
Meaning
lovely, dignified (麗, 怜, or 令); pronounced almost exactly like the English name "Ray," since the Japanese ei sound reads as a long English "a"
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Rei peaked in the 2010s and the 2020s in nearly equal measure.
See popularity in Brazil
Popularity in Brazil
148 people · the #31,373 first name in Brazil · about 1 in 1,000,000 · median age 42
Among people named Rei living in Brazil at the 2022 census, more were born in the 1970s than in any other decade.
Source: IBGE, Censo Demográfico 2022
When you meet Rei
Most people given the name Rei in the United States are children or teenagers today. The name belongs to this generation.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Rei deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Rei 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 Rei fits with your family’s names and surname.
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