Alfonzo
Boy name · #3963 in 2025 · Uniqueness 72/100
Alfonzo is currently the #3963 boy name in the United States — 27 babies received it in 2025. A decade ago it stood at #3513, so the name has been falling over the past ten years. Roughly one in every 66,667 boys born in 2025 was named Alfonzo.
The 136-year story
Alfonzo first appears in the Social Security records in 1889, when 8 boys received the name. Its peak came in 1970, when 90 boys were named Alfonzo — good for #848 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. 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.
Babies named Alfonzo per year, 1880–2025. Source: SSA.
Unlock the 5-year forecast and compare Alfonzo against up to 5 other names.
Uniqueness: will there be another Alfonzo in class?
Alfonzo scores 72 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Alfonzo will likely be the only one in the room, with the occasional spelling-out as the price.
Where Alfonzo is most common
State-level data for Alfonzo is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Alfonzo
Statistically, parents drawn to Alfonzo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Arnoldo, Arnulfo, Wilfredo, Eugenio, and Tito.
ArnoldoArnulfoWilfredoEugenioTitoNicolaLeopoldoPietro
Rank history (last 25 years)
| Year | Babies named Alfonzo | Rank |
|---|---|---|
| 2025 | 27 | #3949 |
| 2024 | 23 | #4433 |
| 2023 | 19 | #5075 |
| 2022 | 22 | #4570 |
| 2021 | 27 | #3912 |
| 2020 | 22 | #4426 |
| 2019 | 30 | #3636 |
| 2018 | 16 | #5540 |
| 2017 | 25 | #4105 |
| 2016 | 32 | #3441 |
| 2015 | 31 | #3513 |
| 2014 | 29 | #3617 |
| 2013 | 26 | #3864 |
| 2012 | 33 | #3297 |
| 2011 | 31 | #3434 |
| 2010 | 27 | #3812 |
| 2009 | 41 | #2894 |
| 2008 | 34 | #3286 |
| 2007 | 38 | #3025 |
| 2006 | 44 | #2659 |
| 2005 | 38 | #2803 |
| 2004 | 33 | #3014 |
| 2003 | 33 | #2922 |
| 2002 | 48 | #2195 |
| 2001 | 42 | #2346 |
Frequently asked questions
Is Alfonzo a popular boy name?
Alfonzo ranked #3963 among boys in 2025 with 27 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #3513.
When was the name Alfonzo most popular?
Alfonzo peaked in 1970, when 90 American boys received the name (ranked #848 that year). Since 1970 the name has declined from that high.
How rare is the name Alfonzo?
In 2025, roughly 1 in 66,667 newborn American boys was named Alfonzo. It scores 72/100 on our uniqueness scale (rarity blended with momentum), which we classify as "rare".
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.