Boys' name · since 1917
Delwyn
Delwyn has 918 recorded births since 1917 in federal Social Security data, most heavily in 1959 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #5,430 of 45,481
- all-time among boys
- #12,136 of 13,930
- 2025 SSA year
- 918
- born since 1917
- 1950s
- peak decade
918 babies have been named Delwyn since 1917, making it today's #12136 boys' name.
Social Security Administration records show Delwyn recorded 918 times among boys since 1917, holding rank #12136 nationally today, ahead of 13% of boys, peaking in the 1950s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1917 to 2025.
- #5,430 of 45,481 all-time among boys
- #12,136 of 13,930 2025 SSA year
- 918 born since 1917
- 1950s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Delwyn ranks #5,430 of 45,481 boys' names by all-time recorded births (highest first) and #12,136 of 13,930 among boys' names in 2025. 918 born since 1917, peaking in the 1950s.
- #5,430 of 45,481
- all-time among boys
- #12,136 of 13,930
- 2025 SSA year
- 918
- born since 1917
- 1950s
- peak decade
Delwyn's 918 recorded births place it above 88.05% of the 45,481 boys names in the full SSA archive.
The state file records this name in 1 jurisdictions, led by Michigan.
How Delwyn compares
918 Top 33% higher than 67% of 13,930 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
Delwyn's all-time total is 149% above the median boys name, and Liam still leads by a wide margin.
| Metric | Delwyn | Median boys name (Takari) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 918 | 369 | 358,536 |
| Peak-year births | 28 | 34 | 22,252 |
Delwyn's usage pattern, beyond the headline number
Delwyn splits its recorded history at 1962: 38% of all births land in the more recent half, 62% in the earlier half, leaning more toward its earlier era than today's. The single quietest year was 1920 (5 births) -- compare that against the 1959 peak of 28 for a sense of just how much the name's popularity has swung.
Delwyn popularity over time
Annual U.S. births registered with the Social Security Administration · 1917–2025
- Peak year (1959)
- 28
- Annual births at peak, across 109 years of records
Delwyn by decade
1950s is the heaviest window (158 births, 17% of the file).
1950s was Delwyn's strongest decade.
158 babies received the name during that ten-year window, about 17% of all-time use.
Delwyn births by decade
Total births in each ten-year window
- 1910s 21
1910s
21 births
- 1920s
1920s
71 births
- 1930s
1930s
137 births
- 1940s
1940s
150 births
- 1950s
1950s
158 births
- 1960s
1960s
123 births
- 1970s
1970s
88 births
- 1980s
1980s
71 births
- 1990s 30
1990s
30 births
- 2000s 37
2000s
37 births
- 2010s 27
2010s
27 births
- 2020s 5
2020s
5 births
What this shows Peak: 1950s at 158 births (17% of all-time use).
How Delwyn 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 Delwyn's total volume
Delwyn by state
Where Delwyn concentrates geographically, total births since 1917
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Michigan | | 10 | 1.1% |
10 of 918 births nationwide.
Frequently Asked Questions
How popular is the name Delwyn? ▼
Where does Delwyn sit in the SSA name archive? ▼
When was Delwyn most popular? ▼
Where is Delwyn most popular? ▼
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What to do with Delwyn's data
- Delwyn's decade-level peak was the 1950s (158 total births); usage has since declined to 5 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Michigan records the most Delwyns (10 births) -- see the full state breakdown if geography matters to your decision. Michigan names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Delwyn
Nearby Names Like Delwyn
Names with a similar sound, spelling, or feel to Delwyn
Compare Delwyn side by side: Delwyn vs Delbert Delwyn vs Delmar Delwyn vs Delmer
Related Names
Names with a similar popularity rank to Delwyn
Nationwide names with similar peak year or record span
Two nationwide peer axes for Delwyn: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1959)
Similar record span (~108 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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, 1917–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
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 Delwyn 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 August 2026.