Total births
69
Boys' name · since 1989
Adelfo
69 babies named Adelfo in U.S. Social Security records since 1989, with the highest year being 1993. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- 69
- total births
- 1989–2023
- years on record
- 2000s
- peak decade
- 64%
- born in that decade
69 boys have been named Adelfo since 1989, though it isn't currently a top-ranked name.
Adelfo has 69 recorded births among boys since 1989, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1989 to 2023.
- 69 total births
- 1989–2023 years on record
- 2000s peak decade
- 64% born in that decade
Data updated Jul 2026
The verdict
69 boys have been named Adelfo since 1989, peaking in the 2000s, last recorded in 2023.
- 69
- total births
- 1989–2023
- years on record
- 2000s
- peak decade
- 64%
- born in that decade
2000s
Peak decade
64% of everyone ever named Adelfo was born in this single decade.
1993
Single peak year
8 babies were named Adelfo in 1993 - its busiest year on record.
Adelfo's usage pattern, beyond the headline number
Adelfo splits its recorded history at 2005: 49% of all births land in the more recent half, 51% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1989 (5 births) -- compare that against the 1993 peak of 8 for a sense of just how much the name's popularity has swung.
Adelfo at a glance
Last recorded 2023Peak year
1993
Current rank
Unranked
Active since
1989
Adelfo popularity over time
Annual U.S. births registered with the Social Security Administration · 1989–2023
- Peak year (1993)
- 8
- Annual births at peak, across 35 years of records
Adelfo by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Adelfo's strongest decade.
44 babies received the name during that ten-year window, about 64% of all-time use.
Adelfo births by decade
Total births in each ten-year window
- 1980s 5
1980s
5 births
- 1990s 14
1990s
14 births
- 2000s
2000s
44 births
- 2020s 6
2020s
6 births
What this shows Peak: 2000s at 44 births (64% of all-time use).
Frequently Asked Questions
How popular is the name Adelfo? ▼
69 babies have been named Adelfo since 1989. It was last recorded in 2023. The peak year was 1993 with 8 births.
When was Adelfo most popular? ▼
Adelfo was most popular in the 2000s decade with 44 total births. The single peak year was 1993.
How long has the name Adelfo been used? ▼
Records for Adelfo go back to 1989, giving 35 years of history through 2023.
What names are similar to Adelfo? ▼
Names with a similar sound or spelling include Aden, Adelbert, Adel, Adem, and 4 more. These share a common prefix and are also used for boys.
What to do with Adelfo's data
- Adelfo's decade-level peak was the 2000s (44 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.
- 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 Adelfo
Nearby Names Like Adelfo
Names with a similar sound, spelling, or feel to Adelfo
Aden Boy
#998 21,854 births
Adelbert Boy
2,373 births
Adel Boy
#3171 1,508 births
Adem Boy
#2890 1,229 births
Adell Boy
1,049 births
Compare Adelfo side by side: Adelfo vs Aden Adelfo vs Adelbert Adelfo vs Adel
Related Names
Names with a similar number of total births
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, 1989–2023 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Adelfo: Baby Name Since 1989 - 69 Births, Peak 1993." NameAlmanac. Accessed via https://namealmanac.com/name/adelfo. 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 Adelfo 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.