Total births
442
Boys' name · since 2010
Theseus
442 babies named Theseus in U.S. Social Security records since 2010, with the highest year being 2015. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #3786
- among boys today
- 442
- born since 2010
- 2010s
- peak decade
- 74%
- more common than other boys
Theseus currently ranks #3786 among boys' names in America, with 442 babies recorded since 2010.
Social Security Administration records show Theseus recorded 442 times among boys since 2010, holding rank #3786 nationally today, ahead of 74% of boys, peaking in the 2010s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 2010 to 2025.
- #3786 among boys today
- 442 born since 2010
- 2010s peak decade
- 74% more common than other boys
Data updated Jul 2026
The verdict
Theseus is currently the #3786 boys' name in America, more common than 74% of boys - 442 born since 2010, peaking in the 2010s.
- #3786
- among boys today
- 442
- born since 2010
- 2010s
- peak decade
- 74%
- more common than other boys
Theseus vs. every other boys name in current SSA rankings
#3786
of 14,294 boys in use
More common than 74% of names given to boys today.
2010s
Peak decade
65% of everyone ever named Theseus was born in this single decade.
2015
Single peak year
44 babies were named Theseus in 2015 - its busiest year on record.
How Theseus compares
442 Top 46% higher than 54% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Theseus's all-time total is 20% above the median boys name, and Liam still leads by a wide margin.
| Metric | Theseus | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 442 | 367 | 358,536 |
| Peak-year births | 44 | 23 | 22,252 |
Theseus's usage pattern, beyond the headline number
Splitting Theseus's full recorded timeline at 2018, 47% of its total births fall in the more recent half of the record versus 53% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 2010, with just 5 recorded births -- worth weighing against the 2015 peak of 44 to see the full range of the name's swing in popularity.
Theseus at a glance
Outside the top 1,000Peak year
2015
Current rank
#3,786
Active since
2010
Theseus popularity over time
Annual U.S. births registered with the Social Security Administration · 2010–2025
- Peak year (2015)
- 44
- Annual births at peak, across 16 years of records
Theseus by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Theseus's strongest decade.
288 babies received the name during that ten-year window, about 65% of all-time use.
Theseus births by decade
Total births in each ten-year window
- 2010s
2010s
288 births
- 2020s
2020s
154 births
What this shows Peak: 2010s at 288 births (65% of all-time use).
Theseus by state
Where Theseus concentrates geographically, total births since 2010
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 42 | 9.5% |
| #2 | California | | 41 | 9.3% |
| #3 | Arizona | | 5 | 1.1% |
Texas share of Theseus's total US births 9.5%
Even split
42 of 442 births nationwide. Compared to a flat distribution across 3 reporting states.
Frequently Asked Questions
How popular is the name Theseus? ▼
Since 2010, Social Security records show 442 babies named Theseus. Today it holds rank #3786 among boys. Its busiest year on record was 2015, with 44 births.
When was Theseus most popular? ▼
Theseus was most popular in the 2010s decade with 288 total births. The single peak year was 2015.
Where is Theseus most popular? ▼
The top states for the name Theseus are Texas (42 births), California (41 births), Arizona (5 births).
How long has the name Theseus been used? ▼
Theseus has been recorded in Social Security data since 2010, spanning 16 years of data through 2025.
What names are similar to Theseus? ▼
Names with a similar sound or spelling include Theodore, Theo, Theron, Theadore, and 4 more. These share a common prefix and are also used for boys.
What to do with Theseus's data
- Theseus's usage has stayed within range of its 2010s decade-level peak (288 total births) through the 2020s (154) -- a comparatively stable name, not a fading trend.
- Texas records the most Theseuss (42 births) -- see the full state breakdown if geography matters to your decision. Texas names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Theseus
Nearby Names Like Theseus
Names with a similar sound, spelling, or feel to Theseus
Theodore Boy
#4 317,206 births
Theo Boy
#80 35,830 births
Theron Boy
#2837 12,960 births
Theadore Boy
#9912 4,005 births
Theophilus Boy
#2213 2,448 births
Compare Theseus side by side: Theseus vs Theodore Theseus vs Theo Theseus vs Theron
Related Names
Names with a similar popularity rank to Theseus
Data Sources
Data as of July 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 2010–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Theseus: #3786 Boys' Name - 442 Births, Peak 2015." NameAlmanac. Accessed via https://namealmanac.com/name/theseus. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Theseus draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.