Sergei
How to say it: ser-GAY · /sɛrˈɡeɪ/
Russian form of Latin Sergius, an ancient Roman family name - classic male name in Russia.
Sergei was the 5,146th most popular boys’ name in the United States in 2025, given to 5 babies (Social Security Administration). Its busiest decade was the 1990s, its births are down about 17% in ten years, and it is projected to slip to #7,215 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #5,146 |
|---|---|
| Babies born in 2025 | 5 |
| Share of births | 1 in 221,022 |
| Peak decade | 1990s |
| Change over 10 years | −17% |
| Projected rank for 2030 (estimate) | #7,215 |
| In France, 2025 | #2,436 among boys’ names, 0 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Sergei peaked in the 1990s.
What goes with it
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Sergei is about under 1 in 200.
Around the world
This spelling is used in English, Russian.
In France: #2,436 for boys in 2025.
Keep exploring
In the same lists
Find names you'll both love, starting with Sergei
The one-minute style quiz.