Theseus
- US rank
- #5,045
- Syllables
- 2
- Peak
- #2,722 in 2015
19 babies were named Theseus in the US in 2025. It has dropped 770 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million boys, 2010–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Theseus you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 90,090 baby boys born in the US in 2025 was named Theseus, 19 babies in all. In a typical school of 500 kids, your Theseus would very likely be the only one.
- HistoryTheseus first shows up in US birth records in 2010, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
- Best yearIts best year was 2015, when it reached #2,722.
- New on the sceneTheseus wasn't given to enough babies to be counted in 2000. It only took off after 2010.
- TrendTheseus has slipped 770 places over the last five years and now sits at #5,045. Good news if you want a familiar name that fewer kids will share.
About the name Theseus
Theseus is a boy name of Greek origin. It has 7 letters and 2 syllables, starting with T and ending in “-eus”. US birth records list Theseus for boys from 2010 to 2025, in 16 of those 16 years. Its best year was 2015, when it ranked #2,722 among boy names. In 2025 it ranked #5,045, with 19 babies.
Origin:Greek names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 15 | 65,274 boys |
| 2020s | 15 | 67,416 boys |
More Greek boy names
- Boy name: Theodore · gift of God
- Boy name: Mateo · gift of God
- Boy name: Lucas · man from Lucania
- Unisex name: Elias · my God is Yahweh
- Boy name: Sebastian · venerable
- Boy name: Leo · lion
- Boy name: Thomas · twin
- Unisex name: Miles · possibly gracious
Questions about the name Theseus
What is the origin of the name Theseus?
Theseus has Greek roots in our records. Other Greek names include Theodore, Mateo, Lucas.
Is Theseus a boy or girl name?
Theseus is a boy name.
How popular is the name Theseus?
Theseus ranked #5,045 for US boys in 2025, given to 19 babies. Its best year was 2015 (#2,722).