Alfonso
Boy name · #1013 in 2025 · Uniqueness 61/100
Alfonso is currently the #1013 boy name in the United States — 223 babies received it in 2025. A decade ago it stood at #796, so the name has been falling over the past ten years. Roughly one in every 8,072 boys born in 2025 was named Alfonso.
Babies named Alfonso per year, 1880–2025. Source: SSA.
The 144-year story
Alfonso first appears in the Social Security records in 1881, when 6 boys received the name. Its peak came in 1991, when 574 boys were named Alfonso — good for #395 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Alfonso against up to 5 other names.
Uniqueness: will there be another Alfonso in class?
Alfonso scores 61 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Alfonso is most common
Geography matters for names, and Alfonso is no exception. In 2025 the states with the most Alfonsos were TX (62), CA (54), FL (13), IL (10), AZ (8). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Alfonso
Statistically, parents drawn to Alfonso tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Alberto, Alfredo, Orlando, Armando, and Rolando.
AlbertoAlfredoOrlandoArmandoRolandoAlonsoRobertoReynaldo
Rank history (last 25 years)
| Year | Babies named Alfonso | Rank |
|---|---|---|
| 2025 | 223 | #1012 |
| 2024 | 251 | #922 |
| 2023 | 224 | #977 |
| 2022 | 252 | #920 |
| 2021 | 265 | #871 |
| 2020 | 209 | #1007 |
| 2019 | 229 | #942 |
| 2018 | 235 | #915 |
| 2017 | 279 | #811 |
| 2016 | 229 | #927 |
| 2015 | 293 | #796 |
| 2014 | 263 | #849 |
| 2013 | 286 | #787 |
| 2012 | 283 | #797 |
| 2011 | 279 | #795 |
| 2010 | 304 | #746 |
| 2009 | 382 | #649 |
| 2008 | 430 | #588 |
| 2007 | 499 | #521 |
| 2006 | 457 | #550 |
| 2005 | 455 | #534 |
| 2004 | 458 | #523 |
| 2003 | 455 | #521 |
| 2002 | 468 | #493 |
| 2001 | 428 | #521 |
Frequently asked questions
Is Alfonso a popular boy name?
Alfonso ranked #1013 among boys in 2025 with 223 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #796.
When was the name Alfonso most popular?
Alfonso peaked in 1991, when 574 American boys received the name (ranked #395 that year). Since 1991 the name has declined from that high.
How rare is the name Alfonso?
In 2025, roughly 1 in 8,072 newborn American boys was named Alfonso. It scores 61/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.