Alfonsa vs Alfonso

Side-by-side comparison of Alfonsa and Alfonso — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Alfonsa

Boy name

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Name B

Alfonso

Boy name · Rank #920

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Which name is more popular?

Metric Alfonsa Alfonso
Current Rank Unranked #920
Total Births (all years) 144 41,238
Peak Year 1947 1991
Peak Year Births 11 574
Peak Decade 1940ss 1990ss
Gender Boy Boy
First Recorded Year 1919 1881

Births by Decade

Decade Alfonsa Alfonso
1880ss — 43
1890ss — 108
1900ss — 338
1910ss 5 1,649
1920ss 11 3,294
1930ss 20 2,986
1940ss 47 2,987
1950ss 37 3,818
1960ss 13 3,775
1970ss 11 4,115
1980ss — 4,537
1990ss — 5,201
2000ss — 4,508
2010ss — 2,679
2020ss — 1,200

Recent Annual Births (2014–present)

Year Alfonsa Alfonso
2014 — 263
2015 — 293
2016 — 229
2017 — 279
2018 — 235
2019 — 229
2020 — 209
2021 — 265
2022 — 251
2023 — 224
2024 — 251

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 1919–1972.

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