567births recorded
2Countries
1Variants
2024Peak · France
#8910United States 2025
Seiji is a boy name family recorded 567 times in 2 countries since 1914. It ranks highest today in the United States (#8910 in 2025). Its all-time peak was in France in 2024, at 0.8 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Seiji
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Seiji | English | 517 | 🇺🇸 United States | #8910 | 1925 | ▼ 20 % |
| Seiji | English | 50 | 🇫🇷 France | – | 2024 | – |
Questions about Seiji
How popular is the name Seiji?
In 2025 it ranked #8910 in the United States. Official registers record 567 births across 2 countries.
When was Seiji most popular?
It peaked in France in 2024, at 0.8 births per 100,000.
Is Seiji a boy or a girl name?
In official birth registers, Seiji is a boy name.