Sergei
Meaning
attendant, servant
Goes by Seryozha
Popularity, 1890–2024
Shape drawn from US Social Security baby-name records. Sergei has stayed rare in US records the whole time: no peak decade to name.
See popularity in Brazil
Popularity in Brazil
101 people · the #41,030 first name in Brazil · median age 50
Among people named Sergei 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 Sergei
Most people given the name Sergei in the United States were born between 1970 and 2009. The Sergei you meet today is most often in his 20s or 30s.
Estimated from US Social Security birth registrations and typical lifespans; a rough guide, not a rule.
The Sergei deep dive
Whether you’re naming a baby or exploring your own name’s history, this is a personal letter, not a list: where Sergei 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 Sergei fits with your family’s names and surname.
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