Total births
280
Boys' name · since 1919
Delfin
Delfin has 280 recorded births since 1919 in federal Social Security data, most heavily in 1969 -- full year-by-year trend, decade aggregates, and state rankings follow.
- 280
- total births
- 1919–2023
- years on record
- 1960s
- peak decade
- 23%
- born in that decade
Delfin sits outside today's top ranks for boys, with 280 recorded since 1919.
Delfin has 280 recorded births among boys since 1919, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 1960s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1919 to 2023.
- 280 total births
- 1919–2023 years on record
- 1960s peak decade
- 23% born in that decade
Data updated Jun 2026
The verdict
280 boys have been named Delfin since 1919, peaking in the 1960s, last recorded in 2023.
- 280
- total births
- 1919–2023
- years on record
- 1960s
- peak decade
- 23%
- born in that decade
1960s
Peak decade
23% of everyone ever named Delfin was born in this single decade.
1969
Single peak year
11 babies were named Delfin in 1969 - its busiest year on record.
Delfin's usage pattern, beyond the headline number
Divide Delfin's SSA record in two at 1967 and the more recent half accounts for 50% of all births, the earlier half the remaining 50%, a genuinely balanced usage pattern. Its calmest year was 1919, with only 5 births recorded -- set against the 1969 peak of 11, that's the full swing in one name's fortunes.
Delfin at a glance
Last recorded 2023Peak year
1969
Current rank
Unranked
Active since
1919
Delfin popularity over time
Annual U.S. births registered with the Social Security Administration · 1919–2023
- Peak year (1969)
- 11
- Annual births at peak, across 105 years of records
Delfin by decade
Total births in each ten-year window, peak vs trough at a glance
1960s was Delfin's strongest decade.
64 babies received the name during that ten-year window, about 23% of all-time use.
Delfin births by decade
Total births in each ten-year window
- 1910s 5
1910s
5 births
- 1920s 5
1920s
5 births
- 1930s 22
1930s
22 births
- 1940s 21
1940s
21 births
- 1950s
1950s
49 births
- 1960s
1960s
64 births
- 1970s
1970s
58 births
- 1980s 16
1980s
16 births
- 1990s 17
1990s
17 births
- 2000s 17
2000s
17 births
- 2020s 6
2020s
6 births
What this shows Peak: 1960s at 64 births (23% of all-time use).
Delfin by state
Where Delfin concentrates geographically, total births since 1919
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | New Mexico | | 5 | 1.8% |
| #2 | New York | | 5 | 1.8% |
New Mexico share of Delfin's total US births 1.8%
Even split
5 of 280 births nationwide. Compared to a flat distribution across 2 reporting states.
Frequently Asked Questions
How popular is the name Delfin? ▼
280 babies have been named Delfin since 1919. It was last recorded in 2023. The peak year was 1969 with 11 births.
When was Delfin most popular? ▼
Delfin was most popular in the 1960s decade with 64 total births. The single peak year was 1969.
Where is Delfin most popular? ▼
The top states for the name Delfin are New Mexico (5 births), New York (5 births).
How long has the name Delfin been used? ▼
Records for Delfin go back to 1919, giving 105 years of history through 2023.
What names are similar to Delfin? ▼
Names with a similar sound or spelling include Delbert, Delmar, Delmer, Delano, and 4 more. These share a common prefix and are also used for boys.
What to do with Delfin's data
- Delfin's decade-level peak was the 1960s (64 total births); usage has since declined to 6 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- New Mexico records the most Delfins (5 births) -- see the full state breakdown if geography matters to your decision. New Mexico 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 Delfin
Nearby Names Like Delfin
Names with a similar sound, spelling, or feel to Delfin
Delbert Boy
#6200 46,930 births
Delmar Boy
#4708 14,242 births
Delmer Boy
7,654 births
Delano Boy
#3617 5,531 births
Delvin Boy
#4214 5,328 births
Compare Delfin side by side: Delfin vs Delbert Delfin vs Delmar Delfin vs Delmer
Related Names
Names with a similar number of total births
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, 1919–2023 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Delfin: Baby Name Since 1919 - 280 Births, Peak 1969." NameAlmanac. Accessed via https://namealmanac.com/name/delfin. 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 Delfin 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.