Total births
510
Boys' name · since 1918
Sebastain
Sebastain has 510 recorded births since 1918 in federal Social Security data, most heavily in 2002 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #10012
- among boys today
- 510
- born since 1918
- 2000s
- peak decade
- 30%
- more common than other boys
Yes -- Sebastain is the #10012 most popular boys' name in the U.S. today, with 510 recorded since 1918.
According to the U.S. Social Security Administration, Sebastain has been recorded 510 times among boys since 1918, currently ranked #10012 nationally and more common than 30% of boys, with its heaviest use in the 2000s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1918 to 2025.
- #10012 among boys today
- 510 born since 1918
- 2000s peak decade
- 30% more common than other boys
Data updated Jun 2026
The verdict
Sebastain is currently the #10012 boys' name in America, more common than 30% of boys - 510 born since 1918, peaking in the 2000s.
- #10012
- among boys today
- 510
- born since 1918
- 2000s
- peak decade
- 30%
- more common than other boys
Sebastain vs. every other boys name in current SSA rankings
#10012
of 14,294 boys in use
More common than 30% of names given to boys today.
2000s
Peak decade
35% of everyone ever named Sebastain was born in this single decade.
2002
Single peak year
24 babies were named Sebastain in 2002 - its busiest year on record.
How Sebastain compares
510 Top 43% higher than 57% 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
Sebastain's all-time total is 39% above the median boys name, and Liam still leads by a wide margin.
| Metric | Sebastain | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 510 | 367 | 358,536 |
| Peak-year births | 24 | 23 | 22,252 |
Sebastain's usage pattern, beyond the headline number
Splitting Sebastain's full recorded timeline at 2003, 57% of its total births fall in the more recent half of the record versus 43% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1918, with just 5 recorded births -- worth weighing against the 2002 peak of 24 to see the full range of the name's swing in popularity.
Sebastain at a glance
Outside the top 1,000Peak year
2002
Current rank
#10,012
Active since
1918
Sebastain popularity over time
Annual U.S. births registered with the Social Security Administration · 1918–2025
- Peak year (2002)
- 24
- Annual births at peak, across 108 years of records
Sebastain by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Sebastain's strongest decade.
176 babies received the name during that ten-year window, about 35% of all-time use.
Sebastain births by decade
Total births in each ten-year window
- 1910s 5
1910s
5 births
- 1960s 22
1960s
22 births
- 1970s 13
1970s
13 births
- 1980s 18
1980s
18 births
- 1990s
1990s
97 births
- 2000s
2000s
176 births
- 2010s
2010s
120 births
- 2020s 59
2020s
59 births
What this shows Peak: 2000s at 176 births (35% of all-time use).
How Sebastain 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 Sebastain's total volume
Sebastain vs 15 similarly-sized boys names
Sebastain by state
Where Sebastain concentrates geographically, total births since 1918
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 5 | 1.0% |
California share of Sebastain's total US births 1.0%
5 of 510 births nationwide.
Frequently Asked Questions
How popular is the name Sebastain? ▼
Sebastain has been given to 510 babies in the U.S. since 1918, according to SSA data. Among boys, it ranks #10012 as of the latest data. 24 babies were born in 2002, its single highest year.
When was Sebastain most popular? ▼
Sebastain was most popular in the 2000s decade with 176 total births. The single peak year was 2002.
Where is Sebastain most popular? ▼
The top states for the name Sebastain are California (5 births).
How long has the name Sebastain been used? ▼
Records for Sebastain go back to 1918, giving 108 years of history through 2025.
What names are similar to Sebastain? ▼
Names with a similar sound or spelling include Sebastian, Sebastien, Sebastiano, Sebastion, and 4 more. These share a common prefix and are also used for boys.
What to do with Sebastain's data
- Sebastain's usage has stayed within range of its 2000s decade-level peak (176 total births) through the 2020s (59) -- a comparatively stable name, not a fading trend.
- California records the most Sebastains (5 births) -- see the full state breakdown if geography matters to your decision. California 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 Sebastain
Nearby Names Like Sebastain
Names with a similar sound, spelling, or feel to Sebastain
Sebastian Boy
#14 218,055 births
Sebastien Boy
#1844 4,057 births
Sebastiano Boy
#5261 1,005 births
Sebastion Boy
#5100 937 births
Sebron Boy
235 births
Compare Sebastain side by side: Sebastain vs Sebastian Sebastain vs Sebastien Sebastain vs Sebastiano
Related Names
Names with a similar popularity rank to Sebastain
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, 1918–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Sebastain: #10012 Boys' Name - 510 Births, Peak 2002." NameAlmanac. Accessed via https://namealmanac.com/name/sebastain. 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 Sebastain 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.