Total births
13,112
Boys' name · since 1880
Seymour
Seymour has 13,112 recorded births since 1880 in federal Social Security data, most heavily in 1924 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #9900
- among boys today
- 13,112
- born since 1880
- 1920s
- peak decade
- 31%
- more common than other boys
13,112 babies have been named Seymour since 1880, making it today's #9900 boys' name.
Social Security Administration records show Seymour recorded 13,112 times among boys since 1880, holding rank #9900 nationally today, ahead of 31% of boys, peaking in the 1920s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1880 to 2025.
- #9900 among boys today
- 13,112 born since 1880
- 1920s peak decade
- 31% more common than other boys
Data updated Jun 2026
The verdict
Seymour is currently the #9900 boys' name in America, more common than 31% of boys - 13,112 born since 1880, peaking in the 1920s.
- #9900
- among boys today
- 13,112
- born since 1880
- 1920s
- peak decade
- 31%
- more common than other boys
Seymour vs. every other boys name in current SSA rankings
#9900
of 14,294 boys in use
More common than 31% of names given to boys today.
1920s
Peak decade
50% of everyone ever named Seymour was born in this single decade.
1924
Single peak year
786 babies were named Seymour in 1924 - its busiest year on record.
How Seymour compares
13,112 Top 7% higher than 93% 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
Seymour's all-time total is 36x the median boys name, and Liam still leads by a wide margin.
| Metric | Seymour | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 13,112 | 367 | 358,536 |
| Peak-year births | 786 | 23 | 22,252 |
Seymour's usage pattern, beyond the headline number
Divide Seymour's SSA record in two at 1944 and the more recent half accounts for 7% of all births, the earlier half the remaining 93%, consistent with a name more common in the past than in recent years. Its calmest year was 1973, with only 5 births recorded -- set against the 1924 peak of 786, that's the full swing in one name's fortunes.
Seymour at a glance
Outside the top 1,000Peak year
1924
Current rank
#9,900
Active since
1880
Seymour popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1880–2025
- Peak year (1924)
- 786
- Annual births at peak, across 146 years of records
Seymour popularity over time - girls
10 total births recorded since 1924 (Seymour as girls' name)
Seymour by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Seymour's strongest decade.
6,533 babies received the name during that ten-year window, about 50% of all-time use.
Seymour births by decade
Total births in each ten-year window
- 1880s 104
1880s
104 births
- 1890s 107
1890s
107 births
- 1900s 112
1900s
112 births
- 1910s
1910s
2,794 births
- 1920s
1920s
6,533 births
- 1930s 2,177
1930s
2,177 births
- 1940s 605
1940s
605 births
- 1950s 264
1950s
264 births
- 1960s 143
1960s
143 births
- 1970s 84
1970s
84 births
- 1980s 44
1980s
44 births
- 1990s 38
1990s
38 births
- 2000s 26
2000s
26 births
- 2010s 37
2010s
37 births
- 2020s 44
2020s
44 births
What this shows Peak: 1920s at 6,533 births (50% of all-time use).
How Seymour compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Seymour's total volume
Seymour vs 15 similarly-sized boys names
Seymour by state
Where Seymour concentrates geographically, total births since 1880
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | New York | | 8,088 | 61.7% |
| #2 | Illinois | | 974 | 7.4% |
| #3 | New Jersey | | 800 | 6.1% |
| #4 | Pennsylvania | | 524 | 4.0% |
| #5 | Michigan | | 329 | 2.5% |
| #6 | Massachusetts | | 157 | 1.2% |
| #7 | Connecticut | | 120 | 0.9% |
| #8 | Ohio | | 98 | 0.7% |
New York share of Seymour's total US births 61.7%
Even split
8,088 of 13,112 births nationwide. Compared to a flat distribution across 16 reporting states.
Seymour appears in 16 states. Explore state details →
Frequently Asked Questions
How popular is the name Seymour? ▼
Seymour has been given to 13,112 babies in the U.S. since 1880, according to SSA data. Among boys, it ranks #9900 as of the latest data. 786 babies were born in 1924, its single highest year.
When was Seymour most popular? ▼
Seymour was most popular in the 1920s decade with 6,533 total births. The single peak year was 1924.
Where is Seymour most popular? ▼
The top states for the name Seymour are New York (8,088 births), Illinois (974 births), New Jersey (800 births).
How long has the name Seymour been used? ▼
The SSA has tracked Seymour since 1880 -- 146 years through the most recent 2025 data.
What names are similar to Seymour? ▼
Names with a similar sound or spelling include Seymore, Seyon, Seydina, Seyed, and 4 more. These share a common prefix and are also used for boys.
What to do with Seymour's data
- Seymour's decade-level peak was the 1920s (6,533 total births); usage has since declined to 44 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- New York records the most Seymours (8,088 births) -- see the full state breakdown if geography matters to your decision. New York 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 Seymour
Nearby Names Like Seymour
Names with a similar sound, spelling, or feel to Seymour
Seymore Boy
259 births
Seyon Boy
#7158 158 births
Seydina Boy
#7528 126 births
Seyed Boy
122 births
Seydou Boy
115 births
Compare Seymour side by side: Seymour vs Seymore Seymour vs Seyon Seymour vs Seydina
Related Names
Names with a similar popularity rank to Seymour
Loyd #9899
22,436 births · Peak 1926
Lindsey #9901
7,735 births · Peak 1954
Burl #9898
7,181 births · Peak 1921
Godfrey #9902
3,245 births · Peak 1918
Benjiman #9897
4,307 births · Peak 1921
Ephriam #9903
966 births · Peak 1917
General #9896
4,025 births · Peak 1918
Alpheus #9904
770 births · Peak 1917
Data Sources
Data as of June 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, 1880–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Seymour: #9900 Boys' Name - 13,112 Births, Peak 1924." NameAlmanac. Accessed via https://namealmanac.com/name/seymour. 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 Seymour 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 June 2026.