Total births
41,464
Boys' name · since 1881
Alfonso
Alfonso has 41,464 recorded births since 1881 in federal Social Security data, most heavily in 1991 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #923
- among boys today
- 41,464
- born since 1881
- 1990s
- peak decade
- 94%
- more common than other boys
Alfonso currently ranks #923 among boys' names in America, with 41,464 babies recorded since 1881.
Alfonso has 41,464 recorded births among boys since 1881, per the U.S. Social Security Administration, ranked #923 as of the latest data, more common than 94% of boys, busiest in the 1990s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1881 to 2025.
- #923 among boys today
- 41,464 born since 1881
- 1990s peak decade
- 94% more common than other boys
Data updated Jun 2026
The verdict
Alfonso is currently the #923 boys' name in America, more common than 94% of boys - 41,464 born since 1881, peaking in the 1990s.
- #923
- among boys today
- 41,464
- born since 1881
- 1990s
- peak decade
- 94%
- more common than other boys
Alfonso vs. every other boys name in current SSA rankings
#923
of 14,294 boys in use
More common than 94% of names given to boys today.
1990s
Peak decade
13% of everyone ever named Alfonso was born in this single decade.
1991
Single peak year
574 babies were named Alfonso in 1991 - its busiest year on record.
How Alfonso compares
41,464 Top 4% higher than 96% 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
Alfonso's all-time total is 113x the median boys name, and Liam still leads by a wide margin.
| Metric | Alfonso | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 41,464 | 367 | 358,536 |
| Peak-year births | 574 | 23 | 22,252 |
Alfonso's usage pattern, beyond the headline number
Splitting Alfonso's full recorded timeline at 1955, 68% of its total births fall in the more recent half of the record versus 32% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1890, with just 5 recorded births -- worth weighing against the 1991 peak of 574 to see the full range of the name's swing in popularity.
Alfonso at a glance
Top 1,000 boys' namePeak year
1991
Current rank
#923
Active since
1881
Alfonso popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1881–2025
- Peak year (1991)
- 574
- Annual births at peak, across 145 years of records
Alfonso popularity over time - girls
115 total births recorded since 1922 (Alfonso as girls' name)
Alfonso by decade
Total births in each ten-year window, peak vs trough at a glance
1990s was Alfonso's strongest decade.
5,201 babies received the name during that ten-year window, about 13% of all-time use.
Alfonso births by decade
Total births in each ten-year window
- 1880s 43
1880s
43 births
- 1890s 108
1890s
108 births
- 1900s 338
1900s
338 births
- 1910s 1,649
1910s
1,649 births
- 1920s
1920s
3,294 births
- 1930s
1930s
2,986 births
- 1940s
1940s
2,987 births
- 1950s
1950s
3,819 births
- 1960s
1960s
3,775 births
- 1970s
1970s
4,115 births
- 1980s
1980s
4,537 births
- 1990s
1990s
5,201 births
- 2000s
2000s
4,508 births
- 2010s
2010s
2,680 births
- 2020s 1,424
2020s
1,424 births
What this shows Peak: 1990s at 5,201 births (13% of all-time use).
How Alfonso 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 Alfonso's total volume
Alfonso vs 15 similarly-sized boys names
Alfonso by state
Where Alfonso concentrates geographically, total births since 1881
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 11,416 | 27.5% |
| #2 | Texas | | 9,168 | 22.1% |
| #3 | New York | | 3,153 | 7.6% |
| #4 | Florida | | 1,706 | 4.1% |
| #5 | Illinois | | 1,653 | 4.0% |
| #6 | Arizona | | 1,551 | 3.7% |
| #7 | New Mexico | | 1,301 | 3.1% |
| #8 | Pennsylvania | | 1,058 | 2.6% |
California share of Alfonso's total US births 27.5%
Even split
11,416 of 41,464 births nationwide. Compared to a flat distribution across 39 reporting states.
Alfonso appears in 39 states. Explore state details →
Frequently Asked Questions
How popular is the name Alfonso? ▼
41,464 babies have been named Alfonso since 1881. It currently ranks #923 among boys. The peak year was 1991 with 574 births.
When was Alfonso most popular? ▼
Alfonso was most popular in the 1990s decade with 5,201 total births. The single peak year was 1991.
Where is Alfonso most popular? ▼
The top states for the name Alfonso are California (11,416 births), Texas (9,168 births), New York (3,153 births).
How long has the name Alfonso been used? ▼
The SSA has tracked Alfonso since 1881 -- 145 years through the most recent 2025 data.
What names are similar to Alfonso? ▼
Names with a similar sound or spelling include Alfred, Alfredo, Alfonzo, Alford, and 4 more. These share a common prefix and are also used for boys.
What to do with Alfonso's data
- Alfonso's decade-level peak was the 1990s (5,201 total births); usage has since declined to 1,424 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- California records the most Alfonsos (11,416 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 Alfonso
Nearby Names Like Alfonso
Names with a similar sound, spelling, or feel to Alfonso
Alfred Boy
#837 243,861 births
Alfredo Boy
#780 57,075 births
Alfonzo Boy
#4437 5,783 births
Alford Boy
4,790 births
Alfonza Boy
1,714 births
Compare Alfonso side by side: Alfonso vs Alfred Alfonso vs Alfredo Alfonso vs Alfonzo
Related Names
Names with a similar popularity rank to Alfonso
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, 1881–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Alfonso: #923 Boys' Name - 41,464 Births, Peak 1991." NameAlmanac. Accessed via https://namealmanac.com/name/alfonso. 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 Alfonso 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.