Theseus is a boy name. In 2025 it ranked #5,181 for boy births in the United States (and #10,937 across all names), given to 19 babies. Theseus first appears in 2010 and peaked in 2015 (44 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 19 | 19 | #5,181 |
| 2024 | 30 | 30 | #3,778 |
| 2023 | 25 | 25 | #4,327 |
| 2022 | 24 | 24 | #4,422 |
| 2021 | 33 | 33 | #3,488 |
| 2020 | 23 | 23 | #4,408 |
| 2019 | 31 | 31 | #3,628 |
| 2018 | 24 | 24 | #4,341 |
| 2017 | 29 | 29 | #3,760 |
| 2016 | 35 | 35 | #3,282 |
| 2015 | 44 | 44 | #2,760 |
| 2014 | 43 | 43 | #2,800 |
| 2013 | 31 | 31 | #3,488 |
| 2012 | 41 | 41 | #2,900 |
| 2011 | 5 | 5 | #14,141 |
| 2010 | 5 | 5 | #14,051 |