698births recorded
5Countries
3Variants
2025Peak · Switzerland
#1124Switzerland 2025
Theseus is a boy name family recorded 698 times in 5 countries since 2001. It ranks highest today in Switzerland (#1124 in 2025). Its all-time peak was in Switzerland in 2025, at 8.0 births per 100,000. Elsewhere it is mostly given as Teseo (Argentina, Switzerland), Thésée (France).
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Theseus
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Theseus | English | 442 | 🇺🇸 United States | #5045 | 2015 | ▼ 52 % |
| Theseus | English | 5 | 🏴 England & Wales | #3657 | 2025 | – |
| Teseo | Italian | 166 | 🇦🇷 Argentina | #1344 | 2015 | ▲ 534 % |
| Teseo | Italian | 5 | 🇨🇭 Switzerland | #1124 | 2025 | – |
| Teseo | Italian | 5 | 🇫🇷 France | – | 2015 | – |
| Thésée | French | 75 | 🇫🇷 France | #3370 | 2024 | new |
Questions about Theseus
How popular is the name Theseus?
In 2025 it ranked #1124 in Switzerland. Official registers record 698 births across 5 countries.
What is Theseus in other languages?
Teseo (Italian); Thésée (French).
When was Theseus most popular?
It peaked in Switzerland in 2025, at 8.0 births per 100,000.
Is Theseus a boy or a girl name?
In official birth registers, Theseus is a boy name.